This article contains 120+ Biology Differentiate Between Questions that will be very helpful for students sitting for the biology exam.
Whether it be an online or an offline exam this article will provide you will differentiation between questions from your syllabus for both ICSE and CBSE board students.
These important questions are collected based on previous year’s questions and various common questions asked in school examinations.
Last but not least you can always comment below which differentiation you need that you didn’t find on the list.
1 Differentiate between Active Transport and Diffusion in plants?
No. Active Transport No. Diffusion 1 In plants, the minerals nutrients like nitrates, sulphates, potassium, etc are taken up by root hairs from the soil by Active Transport 1 Gaseous exchange during respiration and phot synthesis in plants occurs by a Diffusion Process 2 Occurs against a concentration gradient 2 Occurs through a concentration gradient 3 Allows the transportation of molecules like nutrients and wastes against the concentration gradient 3 Maintains a dynamic equilibrium of water, gases, nutrients, and wastes in and out of the cell 4 It requires metabolic energy for the transportation of molecules across the cell membrane 4 It does not require metabolic energy to transport molecules across the cell membrane 5 No equilibrium of molecules is established 5 No net movement of molecules is observed after the establishment of equilibrium on either side of the membrane 2 Differentiate between Census and Survey?
No. Census No. Survey 1 Census collects information about every member of the population 1 Survey collects information from a sample of the population 2 Census is more detailed and accurate 2 A survey is not as accurate or reliable as a census 3 Census takes a long time to complete 3 A survey can be done in a shorter period of time 4 Census is generally conducted by the government 4 Surveys can be conducted by anyone 5 Census are not conducted frequently 5 Surveys can be conducted more frequently 3 Differentiate between Antibiotic and Antibody?
No. Antibiotic No. Antibody 1 Antibiotic is produced in nature by soil bacteria and fungi 1 Antibodies are produced by specialized white blood cells called B lymphocytes 2 Antibiotics are either synthetic or produced from plants or other microorganisms 2 Antibodies are produced naturally by an immune system in the body 3 Antibiotic attacks the cell wall and prevents the cellular functions of the bacteria 3 Antibodies binds with the antigen found on the pathogens and prevent infection 4 Antibiotic are like medicines that kill other bad cells in the body 4 Antibodies are like cells that kills other bad cells in the body 5 Example: Ampicillin, Penicillin 5 Example: IgA, IgG 4 Differentiate between Renal Cortex and Renal Medulla?
No. Renal Cortex No. Renal Medulla 1 Renal cortex refers to the part of the kidney that contains the Glomeruli and the Proximal and Distal convoluted tubules 1 Renal Medulla refers to the inner-most part of the kidney which is mainly composed of collecting tubules 2 Bowman’s Capsule, Proximal Convoluted Tubule, Distal Convoluted Tubule lies in the Renal Cortex 2 Loop of Henle which is the U-Shaped part of the nephron lies in Renal Medulla 3 It is the outer layer of the kidney situated between the Renal Capsule and Renal Medullas 3 Inner-most layer of the kidney 4 Pale brown or reddish color 4 Dark reddish-brown in color 5 Renal cortex filters blood 5 Renal medulla regulates water and salts in the blood 5 Differentiate between Atria and Ventricles?
No. Atria No. Ventricles 1 Atria refers to the two upper chambers of the heart 1 Ventricles refers to the two lower chambers of the heart 2 Atria is smaller than ventricles 2 Ventricles is larger than atria 3 It consists of thin wall 3 It consists of thick wall 4 The main function is to collect blood and supply it to the ventricles in a controlled manner 4 The main function is to push blood throughout the body 5 Receives blood passively as there are no valves between the corresponding veins and the atria 5 Receives blood with considerable blood pressure as they receive blood through the valve 6 Differentiate between Pulmonary Artery and Pulmonary Vein?
No. Pulmonary Artery No. Pulmonary Vein 1 Vessel from the pulmonary circulation loop, which carries deoxygenated blood from the right ventricle to the lungs 1 Vessel from the pulmonary circulation loop, which carries oxygenated blood from lungs to the heart’s left atrium 2 Carries dark-red deoxygenated blood 2 Carries bright-red oxygenated blood 3 Carries blood from the right ventricle to the lungs 3 Carries blood from lungs to the hearts left atrium 4 Divides into two branches, one for each lung 4 Divides into four branches, two for each lung 5 It has a narrow lumen and high blood pressure 5 It has a wider lumen and lower blood pressure 7 Differentiate between Auxins and Cytokinins?
No. Auxins No. Cytokinins 1 It is produced in the stem tip 1 It is produced in roots and travels upward in xylem sap 2 Promotes cell elongation 2 Promotes cell division 3 Play major role in phototropism, geotropism, and hydrotropism 3 Moves from roots into shoots and thus signals lateral bud growth 4 Auxin stimulates root branching 4 Cytokinin inhibits lateral root formation 5 Maintains apical dominance 5 Does not maintains apical dominance 8 Differentiate between Oxygenated Blood and Deoxygenated Blood?
No. Oxygenated Blood No. Deoxygenated Blood 1 Oxygenated blood refers to the blood that has been exposed to the oxygen in the lungs 1 Deoxygenated blood refers to the blood that has a low oxygen saturation relative to blood leaving the lungs 2 Oxygen concentration is high 2 Oxygen concentration is low 3 Flows from the lungs through the left chambers of the heart to the metabolizing tissues of the body 3 Flows from the metabolizing tissues of the body through the right chambers of the heart to the lungs 4 Flows away from the heart 4 Flow towards the heart 5 Driving force is the pumping pressure of the heart 5 Driving force if the muscular contractions 6 Main function is to supply oxygen to the metabolizing tissues 6 Main function is to carry carbon dioxide to the lung 9 Differentiate between RBC and WBC?
No. RBC No. WBC 1 These are minute disc-like structures, flat in the center, thick and round at the periphery 1 They are amoeboid shaped 2 RBC’s do not have the nucleus 2 They are characterized by the presence of a large central nucleus 3 RBCs are also called “Erythrocytes” 3 WBCs are also called “Leukocytes” 4 Involved in transporting gases, mainly oxygen 4 Involved in defense mechanism 5 The lifespan of RBCs is 120 days 5 Lifespan of WBCs is 5-21 days 6 Low count of RBC leads to Anaemia 6 Low count of WBC leads to Leukopenia 10 Differentiate between Hepatic Bile and Gallbladder Bile?
No. Hepatic Bile No. Gallbladder Bile 1 Bile produced by the liver 1 Bile produced by the gallbladder 2 Flows into the gallbladder for storage in the absence of food 2 Secreted into the small intestine in the presence of food 3 Readily secreted form of bile from the liver 3 Stored form of bile in the gallbladder 4 Alkaline 4 Slightly acidic 5 Enters the common bile duct through the left and right hepatic ducts 5 Enters the common bile duct through the cystic duct Related: Class 10 Biology Multiple Choice Questions (CBSE & ICSE) 11 Differentiate between Inflammation and Swelling?
No. Inflammation No. Swelling 1 Inflammation is the human body’s immune system response 1 Swelling occurs due to the accumulation of fluid into the tissue 2 Symptoms include pain, redness, immobility, etc. 2 Symptoms including itching, vomiting, flatulence 3 Inflammation could be dangerous especially when the causes are internal 3 Swelling is usually not dangerous 4 Inflammation is not a component of swelling 4 Swelling can be a component of inflammation 5 A part of the body is called inflamed if it is larger than usual because of an increase in the blood supply triggered by the body’s response to infection 5 A part of the body is called swollen if it is larger than its usual self 12 Differentiate between Androgen and Estrogen?
No. Androgen No. Estrogen 1 A male sex hormone that promotes the development and maintenance of male sex characteristics 1 Any group of steroid hormones, promoting the development and maintenance of female characteristics of the body 2 Mainly occur in the male body 2 Mainly occur in the female body 3 Main type: Testosterone 3 Main Type: Estradiol 4 Other types: Dihydrotestosterone and Androstenedione 4 Other types: Estrone and Estriol 5 Produced in testis 5 Produced in ovaries 6 Responsible for the development and maintenance of the male reproductive system while developing secondary male sex characteristics 6 Responsible for the development and maintenance of the female reproductive system while developing secondary female sex characteristics 13 Differentiate between Ureter and Urethra?
No. Ureter No. Urethra 1 Ureter carries urine from the kidney to the Urinary Bladder 1 Urethra carries urine from Urinary Bladder to the outside of the body 2 Ureter refers to a duct through which urine passes from the kidney to the bladder 2 Urethra refers to a duct through which urine passes from the bladder to the outside of the body 3 There are two ureters in the urinary system 3 There is only a single urethra in the urinary system 4 Ureter is located in the middle part of the urinary system 4 Urethra is located in the last part of the urinary system 5 A thin and long tube 5 A broad and short tube 6 Considered as a part of only the urinary system 6 Considered as a part of both urinary and reproductive system 14 Differentiate between Hypotonic Solution and Hypertonic Solution?
No. Hypotonic Solution No. Hypertonic Solution 1 When a cell is placed in a Hypotonic Solution, it gets swollen up and the condition is called Turgidity 1 When a cell is placed in Hypertonic Solution, it shrinks and the condition is called Flaccidity 2 Hypotonic solutions are solutions having lower osmotic pressures 2 Hypertonic solutions are solutions having comparatively higher osmotic pressures 3 Have a low concentration 3 Have a high concentration 4 Hypotonic environments cause cells to swell 4 Hypertonic environments cause cells to shrink 5 It is not helpful in food preservation 5 It is helpful in food preservation 15 Differentiate between Muscle Cell and Nerve Cells?
No. Muscle Cell No. Nerve Cells 1 Muscle cells are the specialized cells found in the muscles that can shorten their length using a series of motor proteins present in the cell 1 Nerve cells are granular cells specialized in serving as the functional unit of the nervous system that transmits nerve impulses throughout the body 2 They are also known as Myocytes 2 They are also known as Neurons 3 It forms the muscular system 3 It forms the nervous system 4 Cytoplasm is called sarcoplasm 4 Cytoplasm is called the neuroplasm 5 Responsible for the contraction and relaxation of muscles 5 Responsible for the coordination of the functions of the body 6 The 3 types of muscle cell are Smooth Muscles, Cardiac Muscles, & Skeletal Muscles 6 The 3 types of nerve cell are Neuron, Moto Neuron, & Mixed Neuron 16 Differentiate between Vas Deferens and Fallopian Tube?
No. Vas Deferens No. Fallopian Tube 1 Vas Deferens is also known as Sperm Duct 1 Fallopian Tube is also known as Oviduct 2 It receives the sperms from the epididymis and transports them along with secretions of Seminal vesicles, Prostate gland, and Cowper’s gland to the tip of the urethra 2 It receives the secondary Oocyte from the ovary and also acts as the site of fertilization of egg and sperm 3 It belongs to the male reproductive system 3 It belongs to the female reproductive system 4 Vas deferens is a muscular tube that transports sperms from the epididymis to the penis 4 The fallopian tube is a muscular tube that facilitates the movement of oocytes and allows fertilization 5 No fertilization takes place 5 Fertilization takes place 17 Differentiate between Red Cross and WHO?
No. Red Cross No. WHO 1 The main activities of the Red Cross include hospital services, blood bank, HIV/AIDS programs, maternity, child and family welfare, nursing, relief operations in fire, railway & other accidents, etc 1 The main activities of WHO is to reduce excess mortality, disability and promote a healthy lifestyle to reduce risk to human health and develop health systems that improve the health of the general public 2 Red Cross is an autonomous organization 2 WHO is an agency of the United Nations 3 It provides relief and medical assistance in times of war 3 It provides relief and medical assistance in times of epidemic and pandemic of diseases 4 Red cross was founded in 1663 4 WHO was founded in 1948 5 Red cross was founded by 5 persons; Henry Dunant, Gustave Moynier Théodore Maunoir, Guillaume-Henri Dufour, & Louis Appia 5 WHO was founded by many countries coming together 18 Differentiate between Prokaryotic Cell and Eukaryotic Cell?
No. Prokaryotic Cell No. Eukaryotic Cell 1 Prokaryotic Cell has though cell wall 1 Eukaryotic Animal Cell is only surrounded by thin plasma membrane 2 It does not have a nucleus 2 It has a prominent nucleus in the center 3 DNA is circular 3 DNA is a linear thread-like structure 4 Smaller ribosomes 4 Larger ribosomes 5 Cell division occurs by Binary Fission 5 Cell division occurs by Mitosis 6 Example: Bacteria and Archaea 6 Example: Plants and Animals 19 Differentiate between LUBB and DUBB?
No. LUBB No. DUBB 1 It is the first heart sound produced by the closure of the Bicuspid and Tricuspid Atrioventricular Valves 1 It is the second heart sound produced by the closure of Pulmonary and Aortic Semilunar Valves 2 At the beginning of ventricular systole 2 At the beginning of ventricular diastole 3 Low frequency 3 High frequency 4 Low intensity 4 High intensity 5 Low pitch 5 High pitch 6 Low duration 6 High duration 20 Differentiate between Animal Cell Mitosis and Plant Cell Mitosis?
No. Animal Cell Mitosis No. Plant Cell Mitosis 1 It occurs in almost all types of cells of the organism 1 It occurs in the growing tips or meristems 2 An animal cell becomes rounded before cell division 2 There is no change in the shape of plant cell before division 3 Presence of Centrosome is essential 3 Centrosome is not present 4 Asters are present 4 Asters are absent 5 Cytokinesis occurs by cleavage wherein a furrow is formed dividing the mother cell into two daughter cells 5 Cytokinesis occurs commonly by the cell plate method wherein a solid middle lamella develops dividing the mother cell into two daughter cells Related: Physics Short Questions ICSE & CBSE Class 10 (2021) 21 Differentiate between Diffusion and Osmosis?
No. Diffusion No. Osmosis 1 It is the movement of the molecules of a substance from a Higher Concentration towards the Lower Concentration 1 It is the movement of solvent molecules through a semipermeable membrane from a Less Concentrated Solution to a More Concentrated Solution 2 Diffusion can operate in any medium 2 Osmosis operates only in liquid medium 3 Diffusion applies to all types of substances- solids, liquids, or gases 3 It is applicable to only the solvent part of a solution 4 It does not require any semipermeable membrane 4 A semipermeable membrane is a must for the operation of osmosis 5 It involves the movement of solute molecules 5 It involves movement of solvent molecules 6 Example: spreading of ink when a drop of it is put in a glass of water 6 Example: Shrinking of potato slice when kept in concentrated sucrose solution 22 Differentiate between Human Blood and Animal Blood?
No. Human Blood No. Animal Blood 1 Human blood has an open circulatory system 1 Animal blood either have an open or closed circulatory system 2 RBCs, WBCs, and Platelets are the cellular components 2 Animals with a closed circulatory system have Hemocytes 3 Comprise ABO blood group and Rh blood group 3 Comprise different blood groups 4 Hemoglobin is the respiratory pigment of humans and other vertebrates 4 Hemoglobin, Haemerythrin, Haemocyanin, & Chlorocruorin are the four respiratory pigments in invertebrates 5 Red in color 5 Can be red, blue, green, and pink 6 Have warmblood 6 Have either cold or warm 23 Differentiate between Tubectomy and Vasectomy?
No. Tubectomy No. Vasectomy 1 Fallopian Tube is the part cut and tied in Tubectomy 1 Vasa Deferentia is the part cut and tied in Vasectomy 2 It is a method of permanent contraception in females 2 It is a method of permanent contraception in males 3 Naturally occurring vasectomy reversal where the tubes ligate back with each other can be easily detected 3 Naturally occurring tubectomy reversal can’t be detected till an occurrence of unintended pregnancy 4 It is only done in males 4 It is only done in females 5 Prevents sperms from entering into the urethra 5 Prevent the meeting o sperms with eggs in the uterus 24 Differentiate between Vasopressin and Oxytocin?
No. Vasopressin No. Oxytocin 1 It is a vasoconstrictor 1 Stimulates contraction of uterine muscles during birth 2 I tends to increase blood pressure 2 It causes the ejection of milk from the mammary gland 3 It helps concentrate the urine 3 It has no such activity 4 Its secretion is stimulated by the reduced quantity of body fluids 4 Its secretion is stimulated by distension of the uterus and suckling of the breast in females 5 It helps to conserve water in the body 5 It causes contraction of the uterine muscles during childbirth 25 Differentiate between Rod Cells and Cone Cells?
No. Rod Cells No. Cone Cells 1 Cylindrically-shaped cell in the retina that respond to dim light 1 Cone-shaped, visual receptor cells in the retina that are sensitive to bright light and color 2 It is distributed through the retina 2 mainly occur in the fovea 3 Rod cells are responsible for monochromatic vision 3 Cone cells are responsible for colored vision 4 It contains Rhodopsin 4 It contains Photopsin 5 More sensitive and responsible for night vision 5 Have a poor sensitivity and require bright light for vision 6 Contains approximately 90 million cells 6 Contains approximately 6 million cells 7 More concentrated in the center of retina 7 Evenly distributed all over the retina 8 Shape of the nucleus is Ellipsoidal 8 Shape of the nucleus is Spherical 9 High visual acuity 9 Low visual acuity 10 Outer segment shape is Cylindrical 10 Outer segment shape is Conical 26 Differentiate between Cranial Nerves and Spinal Nerves?
No. Cranial Nerves No. Spinal Nerves 1 Cranial Nerves are the nerves that arise directly from the brain and pass through separate apertures in the skull 1 Spinal Nerves are a series of paired nerves that originate from the nerve roots of the spinal cord on both sides 2 There are 12 pairs of Cranial Nerves 2 There are 31 pairs of Spinal Nerves 3 Distributed in the head, neck, and facial regions 3 Distributed in the skin, sweat gland, mucosa, blood vessels, joints, & skeletal muscles 4 Involved in vision, sense of smell, hearing, sense of taste, and eye movements 4 Involved in movement, sensation, and sweat secretion 5 Form dorsal and ventral roots 5 Do not form dorsal and ventral roots 27 Differentiate between Near Vision and Distant Vision?
No. Near Vision No. Distant Vision 1 The shape of the eye in Near Vision is more convex or rounded 1 The shape of the eye in Distant Vision is more Flattened 2 Ciliary muscle contracts 2 Ciliary muscle relaxes 3 Suspensory ligament slackens 3 Suspensory ligament stretches 4 Lens is allowed to thicken 4 Lens is pulled thin 5 Light from a near object is focused on the retina- the eye accommodate i.e. focused for a near object 5 Light from a distant object is focused on the retina- the eye accommodate i.e. focused for a distant object 28 Differentiate between Corpus Callosum and Corpus Luteum?
No. Corpus Callosum No. Corpus Luteum 1 It transfers information from one cerebral hemisphere to the other 1 It secretes Progesterone and Oestrogen 2 It is the part of the human brain 2 It is the part of the human reproductive system 3 Corpus Callosum is also known as Callosal Commissure 3 Corpus Luteum is also known as Corpora Lutea 4 It is consist of white matter 4 Corpus Luteum does not have white matter 5 It is composed of nerve fibre tract 5 It is not composed of nerve fibre tract 6 Three are approximately 200-300 Axons 6 There is no Axons in Corpus Luteum 29 Differentiate between Turgor Pressure and Wall Pressure?
No. Turgor Pressure No. Wall Pressure 1 It is the pressure exerted by the contents of a turgid cell on its cell wall 1 It is the pressure exerted by the cell wall on its contents (Protoplasm) 2 Acts on the cell wall 2 Generated by the cell wall 3 Exerts pressure outside the cell 3 Exerts pressure inside the cell 4 Keeps plant stems erect 4 Maintains the structure of cells and the plant 5 Excess turgor pressure results in the rapture of the cell wall 5 Wall pressure maintains the structure of the cell 30 Differentiate between Disinfectant and Antiseptic?
No. Disinfectant No. Antiseptic 1 It is a chemical liquid that destroys bacteria 1 It is a chemical that prevents the growth of disease-causing microorganisms 2 Cause harm to living tissue 2 Do not harm living tissue 3 Used for floor cleaning, bathrooms, etc. 3 Used in wounds, cuts, & skin 4 Destroys microorganisms 4 Kill microorganisms and prevents their growth 5 Chlorine, Formaldehyde, Hydrogen Peroxide Example: Lizol 5 Alcohols, such as Isopropyl Alcohol and Ethyl Alcohol Example: Dettol Related: State Public Service Commission List: State PSC’s Exam List 31 Differentiate between Dendrites and Axons?
No. Dendrites No. Axons 1 Dendrites are short and tapering processes 1 Axons are long, uniform, and cylindrical processes 2 Several dendrites arise from Cyton 2 Only a single axon arises per Cyton 3 They have tapering ends 3 Terminal branches of the axon enlarge to form a knob 4 Dendrites contain Nissl’s granules and neurofibrils 4 Axons do not contain Nissl’s granules but contain neurofibrils 5 They receive sensation and sent it to the Cyton 5 They carry impulses away from the Cyton 32 Differentiate between Tricuspid Valve and Bicuspid Valve?
No. Tricuspid Valve No. B icuspid Valve 1 Allows blood to flow from Right Atrium to Right Ventricle 1 Allows blood to flow from Left Atrium to Left Ventricle 2 Deoxygenated blood flows through this valve 2 Oxygenated blood flows through this valve 3 Right atrioventricular valve 3 Left atrioventricular valve 4 Consist of three cusps 4 Consist of two cusps 5 Prevents the reverse flow of blood from the right ventricle to the right atrium 5 Prevents the reverse flow of blood from the left ventricle to the left atrium 33 Differentiate between Castration and Vasectomy?
No. Castration No. Vasectomy 1 Removal of testicles of a male animal 1 Surgical cutting and sealing of a part of vas deferens 2 Sperms and hormones are not produced 2 Sperms and hormones produced 3 Become asexual and lose masculinity 3 Sexuality remains as it is 4 Irreversible process 4 Reversible process 5 Done in animals 5 Done in animals and humans Done in animals and humans 34 Differentiate between Cerebrum and Spinal Cord?
No. Cerebrum No. Spinal Cord 1 Outer Gray Matter that forms the cortex, contains cell bodies of Neurons 1 Outer White Matter contains Axons 2 Inner White Matter contains Nerve Fibres 2 Inner Gray Matter contains cell bodies of Motor and Association Neurons 3 The gray matter containing Cytons lies in the outer region (Cortex) and white matter containing axons lies in the inner region (Medullary Region) 3 The gray matter containing Cytons lies on the inner side and the white matter containing axons lies in the outer region 4 The cerebrum controls voluntary movement, intelligence, and memory 4 The spinal cord is the highway for communication between the body and the brain 5 The cerebrum is protected by the skull 5 It is protected by the vertebral column 35 Differentiate Bowman’s Capsule and Malpighian Capsule?
No. Bowman’s Capsule No. Malpighian Capsule 1 Bowman’s Capsule refers to a membranous, double-walled cup-like structure that surrounds the glomerulus of a nephron 1 Malpighian Capsule refers to the blood filtering component of the kidney 2 The parts included in Bowman’s Capsule are Epithelial Cells and Glomerulus (Blood Capillaries) 2 The parts included in Malpighian Capsule are Glomerulus and Bowman’s Capsule 3 Receives the filtrate of the glomerulus 3 Filters the blood and passes the filtrate to the renal tubule 4 It is also known as Glomerular Capsule 4 It is also known as Renal Corpuscle 5 Bowman’s capsule is a double-walled cup-shaped structure 5 The Bowman’s capsule and the glomerulus collectively form the Malpighian capsule 36 Differentiate between Natality and Mortality?
No. Natality No. Mortality 1 Number of live births per 1000 individuals of a population per year 1 Number of deaths per 1000 individuals of a population per year 2 It adds new individuals to the population 2 It removes individuals from the population 3 It increases the size of population 3 It decreases the size of the population 4 It increases population density 4 It decreases population density 5 It is low when population size is small and high when population size is large 5 It is high when population size is small and low when population size is large 37 Differentiate between Grana and Stroma?
No. Grana No. Stroma 1 Grana refers to the stacks of thylakoids embedded in the stroma of a chloroplast 1 Stroma refers to a colorless jell-like matrix of chloroplast in which the dark reaction of photosynthesis takes place 2 Disk-like plates in the stroma 2 Jelly-like matrix of the chloroplast 3 Consist of different pigments such as chlorophyll-a, chlorophyll-b, carotene, & xanthophyll 3 Consist of enzymes required for photosynthesis, cytochrome system, DNA, and RNA of the chloroplast 4 The light reaction of photosynthesis occurs here 4 The dark reaction of photosynthesis occurs here 5 Provide a large surface for the attachment of photosynthesis pigments 5 Embeds enzymes required by the dark reaction of photosynthesis 38 Differentiate between Acromegaly and Gigantism?
No. Acromegaly No. Gigantism 1 Acromegaly occurs due to oversecretion of growth hormone usually from the pituitary, starting between the ages of 20 and 40 1 Gigantism occurs due to oversecretion of growth hormone usually from the pituitary, starting in childhood before the fusion of the growth plates of bone 2 Develops in adulthood 2 Develops in childhood 3 Thick lips, tongue changes size and shape, protruding jaw 3 Prominent forehead, protruding jaw 4 Unaffected onset of puberty 4 Affected onset of puberty, often delayed 5 Gonadal development is unaffected 5 Gonadal development is reduced, often hypogonadal state 39 Differentiate between Guttation and Transpiration?
No. Guttation No. Transpiration 1 Secretion of water droplets from the pores of plant 1 Evaporation of water from plants 2 Water comes out as a liquid 2 Water evaporates as water vapor 3 Can give out sugars, amino acids, & salts 3 Only pure water comes out 4 Mainly occurs in herbaceous plants 4 Occurs in both terrestrial and herbaceous plants 5 Occurs under humid conditions 5 Occurs under dry condition 6 Never results in wilting 6 Can lead to wilting 40 Differentiate between Diabetes Mellitus and Diabetes Insipidus?
No. Diabetes Mellitus No. Diabetes Insipidus 1 Insufficient secretion of Insulin 1 Deficiency of Antidiuretic Hormone 2 Diabetes Mellitus is a group of metabolic disease characterized by excessive levels of sugar glucose in the blood 2 Diabetes Insipidus is a condition characterized by excessive thirst and excretion of large amounts of severely dilute urine 3 Commonly caused by a deficiency of the pancreatic hormone insulin, which fails to metabolize sugars and starch 3 Commonly caused by a deficiency of the pituitary hormone vasopressin, which regulates kidney function 4 Urine contains glucose 4 Urine does not contain glucose 5 Insulin from the pancreas controls glucose utilization 5 Vasopressin from the hypothalamus regulates the body’s water retention Related: Class 10 Chemistry Multiple Choice Questions For CBSE & ICSE 41 Differentiate between Arteries and Veins?
No. Arteries No. Veins 1 Thick wall and highly Muscular 1 Thin Wall and Muscular 2 Arteries carry oxygenated blood away from the heart except for the pulmonary artery 2 Veins carry deoxygenated blood towards the heart except for pulmonary veins 3 These are mostly deeply situated in the body 3 These are superficial and deep in location 4 They have no valves 4 They have valves 5 Red in color due to oxygenated blood 5 Blue in color due to deoxygenated blood 42 Differentiate between Cell Wall and Cell Membrane?
No. Cell Wall No. Cell Membrane 1 It is freely Permeable 1 It is Semi-Permeable 2 Cell wall is absent in animal cell 2 Cell Membrane is found in all living cells 3 A thick, rigid structure 4-20 μm wide 3 A thin, delicate structure 5-10 nm wide 4 Can be observed under the light microscopic 4 Can be observed under electron microscopic 5 The outermost layer of bacteria, archaea, fungi, and plant cells 5 The outermost layer of animal cells 6 Functions are protective covering to the cell membrane and maintain the shape of the cell 6 Functions as a protective covering to the protoplasm and maintains a constant environment in the protoplasm 7 Provides a fixed shape to the cell 7 Provides a round, flexible shape to the cell 8 Non-living and metabolically inactive 8 Alive and metabolically active 43 Differentiate between Disinfection and Sterilization?
No. Disinfection No. Sterilization 1 This technique minimizes the number of microorganisms but does not eliminate them completely 1 This technique is the elimination of all the microorganism 2 This method does not eliminate bacterial spores 2 This method kills bacteria as well as vegetative spores 3 It is not an absolute condition 3 It is an absolute condition 4 Disinfection method is used for the decontamination of surfaces and air 4 Sterilization process is used for decontamination of food, surgical equipment’s and instruments and several medicines 5 Disinfected objects have a lesser number of microorganism 5 No viable organisms present on sterilized items 44 Differentiate between Erythrocytes and Leukocytes?
No. Erythrocytes No. Leukocytes 1 Carry oxygen from lungs to all body tissues 1 Defend the body from germs by destroying them 2 Erythrocytes are also called Red Blood Cells 2 Leukocytes are also called White Blood Cells 3 They are produced in the red bone marrow 3 mostly bone marrow, also produced in lymph nodes, spleen, etc. 4 Nucleus is absent 4 Nucleus is present 5 Smaller than WBCs, 7.5 μm 5 Larger than RBCs, 15 μm 6 2 million RBCs per second 6 Fewer WBCs than RBCs 45 Differentiate between Guttation and Bleeding in plants?
No. Guttation No. Bleeding 1 Caused due to high hydrostatic pressure in the plant body and warm, humid conditions around it 1 Bleeding is caused due to some injury to the plants 2 It is the loss of excess water 2 It is the loss of cell sap 3 Loss of water occurs from hydathodes 3 Loss of sap occurs through the cut surface 4 No damage of tissue occurs 4 Tissue damage occurs due to cut 5 Occurs in plants like Banana, grass, tomato 5 Occurs in all types of plants 46 Differentiate between Monohybrid and Dihybrid Cross?
No. Monohybrid Cross No. Dihybrid Cross 1 A Monohybrid cross is a genetic cross between homozygous individuals with different alleles for a single gene locus of interest 1 A Dihybrid Cross is a genetic cross between individuals with different alleles for two gene loci of interest 2 The Phenotypic Ratio of Monohybrid Cross is 3:1 2 The Phenotypic Ratio of Dihybrid Cross is 9:3:3:1 3 One character is considered and studied 3 Two independent characters are considered and studied 4 A single pair of genes is involved 4 Two pairs of genes are involved 5 Important for determining the dominance relationship of the alleles 5 Important for assessing the independent assortment of alleles 47 Differentiate between NAD and NADP?
No. NADP No. NADP 1 NAD is a coenzyme involved in the oxidation-reduction reactions in the cellular respiration inside the cell 1 NADP is a coenzyme involved in the oxidation-reduction reactions inside the cell 2 Used in cellular respiration 2 Used in photosynthesis 3 NADH and NAD+ is the reduced form 3 NADPH ad NADP+ is the reduced form 4 Oxidized form is the most abundant inside the cell 4 Reduced form is the most abundant inside the cell 5 NAD+ is mostly used as an oxidizing agent 5 NADPH is mostly used in catabolic reactions 6 Used in glycolysis, Krebs Cycle, fatty acid synthesis, & sterol synthesis 6 Used in Calvin Cycle, pentose phosphate pathway, lipid synthesis, fatty acid chain elongation, & cholesterol synthesis 48 Differentiate between Myopia and Hypermetropia?
No. Myopia No. Hypermetropia 1 Eyeball lengthened from front to back 1 Eyeball shortened from front to back 2 The image of a distant object is produced in the front and not on the retina 2 The image is produced beyond the retina as the light rays are unable to converge on the retina 3 It results from an abnormally long eyeball 3 It results from abnormally short eyeball 4 The defects can be produced by the high convexity of the lens 4 The defect can be produced by the low convexity of the lens 5 It can be corrected by the use of spectacles having a concave lens 5 It can be corrected by the use of spectacles having a convex lens 49 Differentiate between Cerebrum and Cerebellum?
No. Cerebrum No. Cerebellum 1 Cerebrum is the largest part of the forebrain 1 Cerebellum is the largest part of the hindbrain 2 It controls voluntary functions and seat of intelligence will power, memory, etc. 2 Coordinates voluntary functions and controls equilibrium 3 Cerebrum has a lesser number of neurons as compared to the cerebellum 3 Cerebellum contains over 50% of the total number of neurons in the brain 4 It has a paired structure 4 It has an unpaired structure 5 It is locked in the forebrain 5 It is locked in the hindbrain 50 Differentiate between Genotype and Phenotype?
No. G enotype No. Phenotype 1 Genotype is the genetic makeup of an organism 1 Phenotype is the morphology, properties, and behavior of an organism 2 Can be determined by observing DNA by genotyping methods 2 Can be determined by observing outward characters 3 It is the genetic constitution 3 Phenotype are observable characters controlled by genes 4 Completely depends on the gene sequence 4 Depends on the genotype and environmental factors 5 Inherited by the offspring 5 Not inherited by the offspring 6 Consists of all hereditary information that is the expressed and suppressed genes 6 Consist of expressed genes Related: Simple Interest And Compound Interest Multiple Choice Questions 51 Differentiate between Karyokinesis and Cytokinesis?
No. Karyokinesis No. Cytokinesis 1 Karyokinesis is the biological process involving the division of a cell’s nucleus during mitosis or meiosis 1 Cytokinesis is the biological process involving the division of a cell’s cytoplasm during mitosis or meiosis 2 Prophase, Metaphase, Anaphase, and Telophase are not present 2 It is divided into four stages- Prophase, Metaphase, Anaphase, and Telophase 3 Genetic material is equally distributed 3 Cytoplasm & cellular organelles are approximately equally distributed 4 Initial step in cell division 4 Final step in cell division 5 Spindle formation and movement of chromosomes occur 5 Formation of the cell plate or cleavage furrow occur 52 Differentiate between Light Reaction and Dark Reaction?
No. Light Reaction No. Dark Reaction 1 Light reaction is the first phase of photosynthesis 1 Dark reaction is the second phase of photosynthesis 2 Light Reaction occurs in Grana 2 Dark Reaction occurs in Stroma of Chloroplast 3 There is the photolysis of water during light reaction 3 There is no photolysis of water during dark reaction 4 Light reaction releases oxygen 4 Dark reaction utilizes CO 2 5 There is no fixation of CO 2 during light reaction 5 CO 2 is fixed during dark reaction 6 Light reaction involves cyclic and noncyclic photophosphorylation 6 Dark reaction involves Calvin’s cycle, C-4 pathway, and CAM 7 The end products of the light reaction are ATP and NADPH 2 7 The end product of dark reaction are ADP, NADP, and Glucose 53 Differentiate between Allele and Trait?
No. Allele No. Trait 1 An allele refers to one of the two or more alternative forms of a gene 1 A trait refers to a genetically determined characteristic that belongs to a particular individual 2 It is also called the genotype of an individual 2 It is also called the Phenotype of an individual 3 Can be visualized through DNA testing 3 Most are visible to the naked eye 4 Always occur in pairs 4 Occur individually 5 Not influenced by environmental factors 5 Influenced by environmental factors 6 Variations are called Genetic Variations 6 Variations are called Phenotypic Variations 54 Differentiate between Transpiration and Evaporation?
No. Transpiration No. Evaporation 1 Transpiration is a physiological process 1 Evaporation is a physical process 2 Transpiration occurs only in living plants 2 Evaporation occurs both in living and nonliving bodies 3 It is loss of water from the free surface of cells 3 It is loss of water from the free surface of the water 4 This process is influenced by both external and internal conditions 4 This process is influenced only by external conditions 5 It is a comparatively slow process 5 It is faster than transpiration 55 Differentiate between Cyclic Photophosphorylation and Non-Cyclic Photophosphorylation?
No. Cyclic Photophosphorylation No. Non-Cyclic Photophosphorylation 1 Only PS I is involved 1 PS I and PS II are both involved 2 Water is not required 2 Photolysis of water is required 3 Oxygen is not evolved 3 Oxygen is evolved 4 NADPH is not synthesized 4 NADPH is synthesized 5 Used to produce additional ATP in order to meet cell energy demands 5 Products can be used for the light-independent reactions 56 Differentiate between Population and Community?
No. Population No. Community 1 A group of interbreeding individuals of the same species which is isolated from other groups 1 A group of populations of two or more different species occupying the same geographical area and in a particular time 2 A small group in an ecosystem 2 Comparatively large group 3 Consist of a single species 3 Consist of several species living together 4 All the individuals are morphologically and behaviourally similar 4 Individuals can be categorized into groups in terms of morphology and behavior 5 Individuals interbreed freely 5 Interbreeding is absent 6 Intra-Specific competition occurs among the individuals 6 Inter-Specific competition occurs among the individuals 7 There are no prey-predator relationships among individuals 7 There are prey-predator relationships among individuals 57 Differentiate between Stomata and Hydathodes?
No. Stomata No. Hydathodes 1 Occur in the epidermis of leaves and young stem 1 Occurs at the tip or margin of leaves that grow in a moist shady place 2 Stomatal aperture is guarded by two kidney-shaped guard cells 2 The aperture of hydathodes is surrounded by a ring of cuticularized cells 3 Two guard cells are generally surrounded by subsidiary cell 3 Subsidiary cells are absent 4 Opening and closing of the stomatal aperture is regulated by guard cells 4 Hydathode pores remain always open 5 Stomata are involved in the transpiration and exchange of gases 5 Hydathodes are involved in guttation 58 Differentiate between Mitosis and Meiosis?
No. Mitosis No. Meiosis 1 Mitosis occurs continuously in the body or somatic cells 1 Meiosis occurs in the germ cells during the process of gametogenesis 2 The whole process complete in one sequence or phase after one round of DNA replication 2 The whole process completes in two successive divisions which occur one after the other 3 Two daughter cells are produced 3 Four daughter cells are produced 4 Diploid cells are produced 4 Haploid cells are produced 5 The prophase is of short duration and does not include any substage 5 The prophase is of longer duration and it completes in six successive stages 6 No pairing or synapsis takes place between the homologous chromosomes 6 Pairing or synapsis occurs between the homologous chromosomes 7 Duplication of chromosomes takes place in early prophase 7 Duplication or splitting of chromosomes takes place in the late prophase 8 No chiasma formation or crossing over takes place 8 Chiasma formation or crossing over takes place during meiosis 9 The chromosome number remains the same in the newly formed daughter cells 9 Chromosome number is reduced into half in the newly formed daughter cells 10 The exchange of the genetic material between the homologous chromosomes does not occur 10 The exchange of the genetic material takes place between the chromatids of homologous chromosomes 59 Differentiate between Population Density and Population Distribution?
No. Population Density No. Population Distribution 1 A measure of the number or organisms that make up a population in a defined area 1 Arrangement of the population on a certain area in accordance with conditions and requirements of the society 2 Describes the number of individuals in a particular population inside a unit area of land 2 Describes the variability of the spread of the population in a particular area 3 Number of individuals in a unit area 3 The concentration of individuals in a particular area 4 The accurate number of individuals can be counted 4 An approximate number of individuals can be counted 5 Example: The population density of Canada is 4 people per square km in 2012 5 Example: 86.2% of people in Canada lived in Ontario, Manitoba, Quebec, and Alberta at the beginning of 2013 60 Differentiate between Blood and Plasma?
No. Blood No. Plasma 1 Blood is a liquid that circulates through arteries, veins, and capillaries of animals, transporting nutrients, respiratory gases, & metabolic wastes 1 Plasma is a watery fluid of blood in which the blood cells are suspended 2 Composed of RBCs, WBCs, & Plasma 2 Comprises water, glucose, amino acids, proteins, hormones, etc. 3 Red color in vertebrates 3 Straw color 4 Becomes solid and clotted after an injury 4 Turns into serum after clotting 5 Whole blood can be donated 5 Donated after removing the cellular components of the whole blood 6 Transfusion may lead to incompatibility risk 6 Transfusion has no incompatibility risk Related: List of Programming Languages and Their Developers 61 Differentiate between Stomata and Guard Cells?
No. Stomata No. Guard Cells 1 Stomata are the pores that facilitate gas exchange and transpiration in plants 1 Guard cells are the cells that surround stomata and regulate the opening and closing of stomata 2 It has the ability to photosynthesize 2 No ability to photosynthesize 3 cellular organelles and nucleus are absent 3 Presence of cellular organelles and nucleus 4 Provides space to exchange gas and moisture 4 Regulate opening and closing of stomata 5 They are important to take up CO 2 and O 2 for photosynthesis 5 They control water loss and efficient gas exchange 62 Differentiate between Plasmolysis and Turgidity?
No. Plasmolysis No. Turgidity 1 The process in which plant cells lose water in a hypertonic solution 1 The state of plant cells being swollen due to high fluid content 2 Occurs due to exosmosis 2 Occurs due to endosmosis 3 Protoplasm shrinks 3 Protoplasm swells 4 Water moves from the protoplasm to the surrounding solution 4 Water moves from the surrounding solution into the protoplasm 5 Turgor pressure decreases 5 Turgor pressure increases 6 Causes the plant to wilt 6 Helps the plant to stand upright 63 Differentiate between Stomata of Monocot Plants and Stomata of Dicot Plants?
No. Stomata of Monocot Plants No. Stomata of Dicot Plants 1 Stomata of monocot plants are tiny pores in the upper and lower epidermis of monocot leaves which are surrounded by a pair of dumbbell-shaped guard cells 1 Stomata of dicot plants are tiny pores in the lower epidermis of dicot leaves, which are surrounded by a pair of bean-shaped guard cells 2 Arranged in regular arrays 2 Arranged in an irregular pattern 3 Found in both upper and lower epidermis 3 Found in the lower epidermis 4 It is surrounded by dumbbell-shaped guard cells 4 It is surrounded by a pair of bean-shaped guard cells 5 The leaves of the monocots are rolled to reduce the exposed surface area to the sunlight 5 The distribution of stomata in the lower epidermis of dicots reduces the water loss by transpiration 64 Differentiate between Platelets and Plasma?
No. Platelets No. Plasma 1 Platelets are small, colorless, disk-shaped cell fragments found in large numbers in the blood 1 Plasma is a straw-colored, liquid component of blood where blood cells are suspended 2 A type of blood cells 2 Liquid that holds blood cells 3 Platelets and leukocytes account for less than 1% of whole blood 3 Plasma accounts for 55% of the whole blood 4 Involved in blood clotting 4 Suspends blood cells and other important substances 5 Platelets are also known as thrombocytes 5 Plasma is also known as body fluid 65 Differentiate between Organ of Corti and Pituitary Gland?
No. Adrenal Gland No. Pituitary Gland 1 Adrenal gland is a small gland located on top of the kidney, producing hormones to regulate heart rate, blood pressure, and metabolism of the body under stressful conditions 1 Pituitary gland is the major endocrine gland of the body, which is attached to the base of the brain and controls the growth, development, and functions of the rest of the endocrine glands in the body 2 There are two adrenal glands in the body 2 There is only one pituitary gland in the body 3 It is situated on top of the kidney 3 It is situated at the base of the brain 4 Composed of the adrenal cortex and adrenal medulla 4 Composed of the anterior pituitary gland and posterior pituitary gland 5 Release of hormones is regulated by the pituitary gland, hypothalamus, and the sympathetic nervous system 5 Release of hormones is regulated by the hypothalamus 66 Differentiate between Amnion and Allantois?
No. Amnion No. Allantois 1 Amnion is the innermost thin membrane that surrounds the embryo 1 Allantois is a membrane that facilitates the take-up of nitrogenous waste from fetus and gas exchange 2 Its main function is to make a hydrostatic cushion around the embryo and provides a protective environment for the developing fetus 2 It helps the embryo to exchange gases and takes up nitrogenous waste, especially urine from the fetus 3 Eventually forms into Amniotic Sac 3 Eventually forms into Umbilical Cord 4 Amnion is the innermost layer 4 Allantois lies between amnion and chorion 5 It does not help to handle liquid waste 5 It helps to handle liquid waste 67 Differentiate between Synapse and Synaptic Cleft?
No. Synapse No. Synaptic Cleft 1 Synapse refers to a site of functional contact between two neurons where an electrical impulse is transmitted from one to another neuron 1 Synaptic cleft refers to the space between neurons at the nerve synapse across which a nerve impulse is transmitted by neurotransmitters 2 Junction between two neurons 2 Gap between the pre-synaptic and post-synaptic neurons 3 Composed of a pre-synaptic membrane, synaptic cleft, and a postsynaptic membrane 3 A component of the synapse 4 Transmit nerve impulses in the form of electrical or chemical signals 4 Nerve impulses are transmitted in the form of chemical signals 5 Involved in the conversion of electrical signals into chemical signals and transmission of the nerve impulses into an adjacent neuron 5 Involved in the transmission of nerve impulses between the membranes of two neurons 68 Differentiate between Gene and Allele?
No. Gene No. Allele 1 A gene is a segment of DNA that controls a specific trait 1 An allele is a variant of a particular gene 2 A single gene determines a particular trait 2 Two or multiple alleles bring variations to the trait 3 Found in all known organisms 3 Can be identified in a multi-genome organism 4 Occurs as individual units 4 Always occur in pairs 5 Encode for a single protein 5 Produce opposite phenotypes 69 Differentiate between Placenta and Uterus?
No. Placenta No. Uterus 1 A flattened circular organ in the uterus of pregnant eutherian mammals, nourishing and maintaining the fetus through the umbilical cord 1 The organ in the reproductive system of female mammals, conceiving and gestating the offspring before birth 2 Occurs in placental mammals, marsupials, and some non-mammals 2 Occurs in most of the mammals 3 Develops during pregnancy 3 Occurs inside the mother from birth 4 A pancake-shaped organ 4 A pear-shaped organ 5 Weight around 500g 5 weight around 60g 6 Responsible for the nutrient uptake, waste elimination, gas exchange, and thermoregulation via the mother’s blood supply 6 Responsible for conceiving and the developing of the fetus 70 Differentiate between T Cells and B Cells?
No. T Cells No. B Cells 1 T cells originate in the bone marrow and mature in the thymus 1 B Cells originate and matures in the bone marrow 2 Bear TCR Receptor 2 Bear BCR receptor 3 Have long lifespans 3 Have short lifespans 4 Secrete lymphokines 4 Secrete antibodies 5 80% of the blood lymphocytes are T cells 5 20% of the blood lymphocytes are B cells 6 Involved in the Cell-Mediated Immunity (CMI) 6 Involved in humoral or Antibody-Mediated Immunity (AMI) Related: Physics Short Questions ICSE & CBSE Class 10 (2021) 71 Differentiate between Bulbourethral Gland and Prostate Gland?
No. Bulbourethral Gland No. Prostate Gland 1 Bulbourethral Gland is a pea-sized muscular gland that acts as an accessory gland of the male reproductive system and adds fluid to semen 1 Prostate gland is a walnut-sized structure that acts as an accessory gland of the male reproductive system and adds some ingredients to the semen during ejaculation 2 It is located between the prostate gland and penis 2 It is located between the bladder and the penis 3 Number of glands is one 3 Number of glands is two 4 Bulbourethral fluid accounts for 10% 4 Prostate fluid accounts for 30% 5 Adds fluids to semen during the process of ejaculation 5 Secretes fluid that nourishes and protects sperm 72 Differentiate between Telophase and Cytokinesis?
No. Telophase No. Cytokinesis 1 The final step of nuclear division that follows anaphase in which two daughter nuclei are formed through the formation of a nuclear membrane 1 The cytoplasmic division of the cell either at the end of the mitosis or meiosis, separating two daughter cells 2 The final step of Karyokinesis 2 The final step of cell division 3 Two daughter nuclear membranes are formed forming chromatin 3 A cleavage furrow forms in animal cells and a cell plate forms in plant cells 4 Responsible for the formation of two daughter nuclei 4 Responsible for dividing the cytoplasm of the mother cell into two, surrounding the two daughter nuclei 5 Follows anaphase 5 Completed after telophase 73 Differentiate between Seminiferous Tubules and Leydig Cells?
No. Seminiferous Tubules No. Leydig Cells 1 Seminiferous tubules are a network of tubes that work as sites for sperm production, maturation, and transportation 1 Leydig cells are the cells that synthesize and secrete male sex hormone 2 Locate inside the testis 2 Found in the interstitial space of the testis 3 Network of tubes 3 Polyhedral shaped cells 4 Tubes are highly coiled 4 Cells are present in the interstitial spaces 5 Sperms are produced in them 5 They produce and secrete the male sex hormone testosterone 74 Differentiate between Mitral Valve and Aortic Valve?
No. Mitral Valve No. Aortic Valve 1 It supplies blood from the left atrium to the left ventricle 1 Supplies blood from the left ventricle to the aorta 2 Valve of the heart located between the left atrium and the left ventricle 2 Valve of the heart located between the left ventricle and the aorta 3 One of the two types of atrioventricular valves 3 One of the two types of semilunar valves 4 Mitral Valve has two flaps 4 Aortic Valves has three flaps 5 Closes when the aortic valve opens 5 Closes when the mitral valve opens 6 Mitral valve prolapse is the main clinical condition that can occur 6 Aortic stenosis is the main clinical condition that can occur 75 Differentiate between Stomata and Lenticels?
No. Stomata No. Lenticels 1 Minute pores in the epidermis of the leaf or stem of the plant forming slits of variable width which allows the movement of gases in and out of the intercellular spaces 1 The many raised pores in the stem of a woody plant allowing gas exchange between the atmosphere and the internal tissues 2 Mainly occur in the lower epidermis of the leaf 2 Occur in the peridermis of the woody trunk or the stem 3 Occur during the primary growth 3 Occur during the secondary growth 4 Open based on the requirements of the plant 4 Remain open 5 Guard cells determine the size 5 Do not contain guard cells 6 Transpire a large amount of water vapor 6 Transpire a small amount of water vapor 76 Differentiate between Hormones and Enzymes?
No. Hormones No. Enzymes 1 Hormones travel through blood 1 These travel through the ducts 2 Reaction is slow 2 More in quantity 3 Less in quantity 3 Reaction is fast 4 Involved in metabolic activities 4 Involved in digestion 5 Example: Insulin 5 Example: Lipase 77 Differentiate between Cell Division and Nuclear Division?
No. Cell Division No. Nuclear Division 1 Cell Division is the process of splitting a parent cell into two or more daughter cell 1 Nuclear Division is the process of obtaining two or more daughter nuclei by splitting a parent nucleus 2 Major events are Nuclear Division and Cytokinesis 2 Major events are DNA replication, chromosome condensation, etc. 3 Cell Division makes new cells and gametes 3 Divides genetic material in the nucleus and aids in the maintenance of the genetic composition of an organism 4 No spindle formation 4 Spindle formation occurs 5 Different in plants and animals 5 Similar in plants and animals 6 Daughter cells are always similar 6 Daughter Nuclei may be similar (Mitosis) or dissimilar (Meiosis) 78 Differentiate between Chorion and Placenta?
No. Chorion No. Placenta 1 The outermost membrane surrounding an embryo of a reptile, bird, or mammal 1 A temporary organ that connects the developing fetus via the umbilical cord to the uterine wall in placental mammals 2 Mainly occurs in mammals, reptiles, and birds 2 Mainly occurs in placental mammals 3 One of the four fetal membranes 3 The two parts of the placenta are the maternal placenta and the fetal placenta 4 Protects the embryo 4 Facilitates nutrient uptake, gas exchange, waste elimination, & thermo-regulation in the fetus 5 A part of the embryo 5 A combination of the fetus and the tissues of the mother 79 Differentiate between Maternal Twins and Paternal Twins?
No. Maternal Twins No. Paternal Twins 1 Maternal twins refer to the twins developed from a single fertilized egg and are alike in all genetic characteristics including appearance and sex 1 Parental twins refer to the twins developed from separate fertilized eggs and are not identical in appearance and sex 2 They are also known as Monozygotic Twins or Identical twins 2 They are also known as Fraternal Twins or Dizygotic Twins 3 Formed by the splitting of a fertilized egg 3 Formed by the fertilization of mother’s eggs by several sperms of the father 4 Share the same placenta 4 Have separate placenta 5 Twins are alike 5 Twins are like siblings 6 Have the same blood type 6 May or may not have the same blood type 80 Differentiate between Filtration and Reabsorption?
No. Filtration No. Reabsorption 1 Filtration is the movement of water and solutes across a cell membrane due to the hydrostatic pressure of the cardiovascular system 1 Reabsorption is the movement of water and solutes back into the plasma from renal tubules 2 Passive process 2 Active process 3 Physical process 3 Selective process 4 Occurs at the Bowman’s Capsule of the nephron 4 Occurs at PCT, loop of Henle, DCT and collecting duct of the nephron 5 Produces a diluted filtrate 5 Concentrates the filtrate 6 Governed by the hydrostatic pressure 6 Governed by Osmotic pressure and Oncotic pressure Related: Area And Perimeter Multiple Choice Questions (CBSE & ICSE) 81 Differentiate between Amniotic Fluid and Urine?
No. Amniotic Fluid No. Urine 1 It is the fluid that surrounds the fetus within the amnion 1 The watery and typically yellowish fluid one of the chief means of eliminating excess water and salt 2 Amniotic fluid has odorless smell 2 has a strong fish-like odor due to bacterial growth after urination 3 Contains nutrients including protein, carbohydrates, and lipids, hormones, immune system cells, and the urine of baby 3 Contains mainly water, ignorant salts, proteins, hormones, and a wide range of metabolites 4 Normal level about one quart by 36 weeks after pregnancy 4 The normal range of urine is 0.6 to 2.6 L per person 5 A true amniotic fluid leak cannot be controlled 5 The flow can be controlled by squeezing muscles 82 Differentiate between Upper Epidermis and Lower Epidermis?
No. Upper Epidermis No. Lower Epidermis 1 Upper epidermis refers to a single layer of cells on the upper surface of the leaf which aids the water conservation 1 Lower epidermis refers to a single layer of cells on the lower surface of the leaf which contains stomata and guard cells 2 Contains few stomata 2 Contains a large number of stomata 3 Contains less number of chloroplasts since it contains less number of guard cells 3 Contains more chloroplasts than the upper epidermis 4 Possesses a cuticle layer to eliminate the excess sunlight 4 Possesses a thin cuticle layer 5 Mainly involved in water conservation 5 Mainly involved in the gas exchange 83 Differentiate between Ascending Loop of Henle and Descending Loop of Henle?
No. Ascending Loop of Henle No. Descending Loop of Henle 1 Ascending Loop of Henle is located just after the sharp bend of the loop, It is the second segment of the Loop of Henle 1 Descending Loop of Henle is the first segment of the Loop of Henle which is located just before the sharp bend of the loop 2 It is located between the Descending Loop of Henle and Distal Convoluted Tubule 2 It is located between the Proximal Convoluted Tubule and Ascending Loop of Henle 3 It receives fluid from Descending Loop of Henle 3 It receives fluid from Proximal Convoluted Tubule 4 Ascending limb is much thicker than Descending limb 4 Descending limb is thinner than Ascending limb 5 Just after the sharp bend of the loop 5 Just before the sharp bend of the loop 84 Differentiate Guard Cells and Epidermal Cells?
No. Guard Cells No. Epidermal Cells 1 A pair of guard cells form a stoma, which is involved in the gas exchange of plants 1 Epidermal cells provide protection to the plant from the external environment 2 Bean-shaped in monocots and dumbbell-shaped in dicots 2 Rectangular or tubular-shaped 3 Consist of chloroplast 3 Does not consist of chloroplast 4 Inner cell wall is thicker than the outer cell wall 4 Outer cell wall is thicker than the inner cell wall 5 No Cutin is found 5 Cutin is found in the cell wall 85 Differentiate between Proximal Convoluted Tubule and Distal Convoluted Tubule?
No. Proximal Convoluted Tubule No. Distal Convoluted Tubule 1 Proximal Convoluted Tubule is the first part of renal tubule which lies between the Bowman’s capsule and Henle’s loop 1 Distal Convoluted Tubule is the third part of renal tubule which lies between Henle’s loop and the collecting tubule 2 Proximal Convoluted Tubule is situated in the cortex of the kidney 2 Distal Convoluted Tubule is situated in the cortex of the kidney but extends into the medulla 3 It pumps out glucose, amino acids and potassium, calcium, and chloride ions 3 It is concerned with the secretion of hydrogen ions and receiving unwanted waste substances from the blood back into the nephron 4 Proximal Convoluted Tubule is provided with a brush border formed of microvilli 4 Distal Convoluted Tubule is not provided with a brush border 5 Active and passive transports take place in the Proximal Convoluted Tubule and it thus forms the first region of selective reabsorption 5 Distal Convoluted Tubule forms the juxtaglomerular apparatus in association with the glomerulus of the same nephron. It forms the region of tubular secretion 86 Differentiate between Centrosome and Centromere?
No. Centrosome No. Centromere 1 Cell organelle, regulating the cell cycle and organizing the microtubules 1 Section of non-coding DNA, responsible for the movement of replicated chromosomes to the daughter cells during mitosis and meiosis 2 Main center for organization of microtubules and regulator of the cycle 2 The fibers of the spindle attach to the centromere to pull the sister chromatids to the poles during cell division 3 It consists of two centrioles and pericentriolar material 3 Consist of non-coding DNA 4 Each cell has one centrosome 4 The number of centromeres in the cell equals the number of chromosomes 5 Located at two poles of the cell 5 Located on the chromosomes 87 Differentiate between Neurilemma and Myelin Sheath?
No. Neurilemma No. Myelin Sheath 1 Neurilemma is the plasma membrane of Schwann cells that surrounds the myelinated nerve fibers 1 Myelin sheath is the insulating covering of the nerve fibers that increases the speed of conduction of nerve impulses 2 Only found in the peripheral nervous system 2 Found in both the central nervous system and the peripheral nervous system 3 Composed of the plasma membrane of Schwann cells 3 Composed of proteins and lipids such as glycolipids, phospholipids, and cholesterol 4 Formed by Schwann cells 4 Secreted by Schwann cells or oligodendrocytes 5 Involved in protecting and regenerating nerve fibers 5 Increases the speed of the conduction of the nerve impulses through the nerve fiber 88 Differentiate between Xylem and Phloem?
No. Xylem No. Phloem 1 Xylem carries water from roots to leaves 1 Phloem carries food from leaves to growing parts and storage organs 2 Cell wall is thick 2 Cell wall is thin 3 Cell wall is made up of lignin 3 Cell wall is made up of cellulose 4 Made up of dead cells 4 Made up of living cells 5 Cells are impermeable to water 5 Cells are permeable to food 6 Found in the center of the vascular bundle 6 Found in the outside of the vascular bundle 7 Passive transportation of water and minerals occur 7 Active transportation of sugars and other metabolites occur 89 Differentiate between Transpiration and Translocation?
No. Transpiration No. Translocation 1 Transpiration refers to the movement of water vapor through the stomata of plants 1 Translocation refers to the movement of nutrients from leaves to the other tissues in the plant 2 Water vapor is transported 2 Sucrose is transported 3 Always occur against the gravity 3 Can occur in any direction 4 Allows the inward movement of water in the xylem 4 Carried out by the phloem 5 Occurs at day time 5 Occurs at night 90 Differentiate between Vas Deferens and Fallopian Tube?
No. Vas Deferens No. Fallopian Tube 1 Vas Deferens is a muscular tube that transports sperms from the epididymis to the penis 1 Fallopian tube is a muscular tube that facilitates the movements of oocytes and allows fertilization 2 Vas Deferens belongs to the Male reproductive system 2 Fallopian tube belongs to the Female reproductive system 3 Transports sperms from the epididymis to the penis and stores sperms until the time of ejaculation 3 Allow the movement of oocytes from the ovary and facilitate fertilization 4 Carries sperm 4 Carries ovum 5 Fertilization does not take place 5 Fertilization takes place Related: Time And Distance Multiple Choice Questions (Boost Your IQ) 91 Differentiate between Self-Pollination and Cross-Pollination?
No. Self-Pollination No. Cross-Pollination 1 Self-Pollination occurs within a flower or between two flowers of the same plant 1 Cross-Pollination occurs between two flowers born on different plants of the same species 2 Flowers do not depend on other agencies for pollination 2 Agents such as insects, water, and wind are required for pollination 3 Pollen grains are produced in small numbers 3 Pollen grains are produced in large numbers 4 No wastage of pollen grains occurs and thus, economical 4 Wastage of pollen grains occurs and hence, not economical 5 The offsprings produced are of the same genetic makeup, so the purity of the race is maintained 5 The offsprings produced may show variations and differ in the genetic makeup 6 Flowers are not attractive nor do they produce nectar 6 Flowers attract insects by various means like-colored petals, scent, and nectar 92 Differentiate between External Fertilization and Internal Fertilization?
No. External Fertilization No. Internal Fertilization 1 The fusion of male gamete (sperm) and female Gamete (ovum) occurs outside the body 1 The fusion of gametes occurs inside the body 2 Both individuals discharge their gametes outside the body 2 Only the male discharge sperms into the female genital tract 3 Development occurs outside the body 3 Development occurs inside the body 4 Survival of embryo is high 4 Survival is low 5 Example: Frog 5 Example: Human, Birds, etc 93 Differentiate between Asexual Reproduction and Sexual Reproduction?
No. Asexual Reproduction No. Sexual Reproduction 1 It does not involve formation and fusion of gametes 1 It involves formation and fusion of gametes 2 Reproduction units are Somatic Cells of the parent 2 Reproductive units are Germ Cells of parent 3 It is uniparental 3 It is generally biparental 4 It involves only mitotic divisions 4 It involves meiosis during gamete formation 5 Fast and simple process 5 Slow, elaborate, and complex process 6 Offsprings are genetically similar to parents 6 Offsprings are genetically different from parents 94 Differentiate between Microsporogenesis and Megasporogenesis?
No. Microsporogenesis No. Megasporogenesis 1 The process of formation and differentiation of pollen grains from microspore mother cells by meiosis is known as Microsporogenesis 1 The process of formation and differentiation of megaspores from megaspore mother cells by meiosis is known as Megasporogenesis 2 All the four pollen grains that are formed from microspore mother cell are fictional 2 Only one out of the four megaspores is functional 3 Pollen grains are produced in the anther which is a broader knob like fertile part of the stamen 3 Ovules (which are the future seeds) are formed in the ovary 4 It occurs inside the pollen sac of the anther 4 It occurs in the ovule of the ovary 5 Many microspore mother cells are distinguished in a microsporangium 5 Only a single megaspore mother cell is distinguished in a megasporangium 95 Differentiate between Integument and Testa?
No. Integument No. Testa 1 It is the covering of the ovule 1 It is the outer covering of the seed 2 Its cells are living 2 Its cell are dead 3 It is thin, one or two-layered 3 It is quite thick and one layered 4 Sclereids are absent 4 cells are rich in Sclereids 5 It is pre-fertilized structure 5 It is a post-fertilized structure 6 It arises from the chalazal end of ovule 6 It is derived from the outer integument of the ovule after fertilization 96 Differentiate between Coleoptile and Coleorhiza?
No. Coleoptile No. Coleorhiza 1 The epicotyl bearing shoot apex and leaf primordia are enclosed in a foliar structure called Coleoptile 1 The radial and root cap are enclosed in a sheath called Coleorhiza 2 It protects the plumule during emergence from soil 2 It does not protect the radicle during its passage into the soil 3 Coleoptile has a terminal pore from the emergence of first leaf 3 Coleorhiza is a solid structure 4 It grows much beyond the grain 4 After emergence from grain it stops growing 5 Coleoptile after emergence from the soil during germination becomes green and does photosynthesis 5 Coleorhiza does not come out of the soil and remains non-green 97 Differentiate between Homologous Organs and Analogous Organs?
No. Homologous Organs No. Analogous Organs 1 Homologous Organs are those organs that are different in appearance and perform different functions but have a similar basic structure and developmental origin 1 Analogous Organs are those organs that are different in their basic structure and developmental origin but appear similar and perform similar functions 2 Presence of homologous organs confirms common ancestry and evolutionary relationship 2 Presence of analogous organs shows that all the similarities are not necessary because of common ancestry 3 Share a similar developmental pattern 3 Developmental patterns are dissimilar to each other 4 Developed by divergent evolution 4 Developed by convergent evolution 5 Example: Forelimbs of vertebrates 5 Example: Wings of an insect and a bird 98 Differentiate between Respiration and Photosynthesis?
No. Respiration No. Photosynthesis 1 Occurs in all living organism 1 Occurs in plants and other green plant-like species only (Algae) 2 Carbon dioxide is released as an end product 2 Oxygen is released as an end product 3 It is a catabolic process 3 It is an anabolic process 4 Energy is released 4 Energy is stored in carbohydrate molecules 5 O 2 is used and CO 2 & H 2O are given off 5 CO 2 & H 2O are used whereas O 2 is given off 6 Results in loss of dry mass 6 Results in the gain of dry mass 99 Differentiate between Blood and Lymph?
No. Blood No. Lymph 1 It is red in color due to the presence of Haemoglobin in red cells 1 It is colorless as Haemoglobin is absent 2 It consists of Plasma, RBCs, WBCs, and Platelets 2 It consists of Plasma and less number of WBCs 3 It transports materials from one organ to another organ and therefore it acts as a “Vehicle” 3 It transports materials from tissue cells to the blood and vice versa, therefore it acts as a “Middle Man” 4 It flows through blood capillaries 4 It flows through Lymphatic Capillaries 5 Bidirectional flow 5 Unidirectional flow 6 Leukocytes count relatively less 6 High Leukocytes count 7 Flow is rapid 7 Flow is slow 8 Platelets is present 8 Platelets is absent 9 Oxygen is more 9 Oxygen is relatively less 10 Fibrinogen is found in large amount 10 Fibrinogen is found in less amount 100 Differentiate between Mastication and Rumination?
No. Mastication No. Rumination 1 Mastication is the breaking of solid food into smaller pieces by the chewing and grinding action of the teeth 1 It is the storing of quickly swallowed food in a pouch near to the stomach and bringing the bolus back to the mouth to then chew and grind properly 2 There is no storage pouch essential 2 The animal store the swallowed food in a pouch near the stomach 3 There is a single way passage of the masticated food to the stomach 3 The ruminants can bring and store food again in the pouch till it is properly chewed 4 Mastication occurs only one time in the oral cavity 4 Rumination allows food to undergo mastication more than once 5 Seen in most of the animal, including birds and humans 5 Observed in certain ruminants such as cow, buffalo, etc Related: Exponents And Powers Multiple Choice Questions (CBSE & ICSE) 101 Differentiate between Autotrophic Nutrition and Heterotrophic Nutrition?
No. Autotrophic Nutrition No. Heterotrophic Nutrition 1 Food is prepared from CO 2, Water, and Sunlight 1 Food is obtained from other organisms 2 Chlorophyll is required 2 Chlorophyll is not required 3 All green plants and some bacteria have this type of nutrition 3 All animals and fungi have this type of nutrition 4 Food is generally in the daytime 4 Food can be obtained at all time 5 Process of digestion is absent 5 Process of digestion is required 102 Differentiate between Aerobic Respiration and Anaerobic Respiration?
No. Aerobic Respiration No. Anaerobic Respiration 1 Occurs in the presence of oxygen 1 Occurs in the absence of oxygen 2 Glucose is completely oxidized 2 Glucose is broken down incompletely 3 It produces a large amount of energy 3 Very little energy is produced 4 End products are CO 2 and water 4 End products are either ethyl alcohol and CO 2 or lactic acid 5 Occurs in most of the Plants and Animals 5 Occurs in few organisms like yeast, some bacteria, & some parasitic worms 103 Differentiate between Spermatogenesis and Spermiogenesis?
No. Spermatogenesis No. Spermiogenesis 1 It is the process of formation of sperms from immature germ cells 1 It is a process of transformation of a circular spermatid to a motile spermatozoa 2 The number of cells increases as each Spermatogonium produces four Spermatids 2 No change in the number of cells as only one Spermatid develops into a Spermatozoa 3 Growth and divisions occur 3 Growth and divisions does not occur 4 A spermatogonium forms four spermatozoa 4 A spermatid forms a single spermatozoon 5 Meiotic divisions are equal 5 Meiotic divisions are unequal 104 Differentiate between Pectoral Girdle and Pelvic Girdle?
No. Pectoral Girdle No. Pelvic Girdle 1 It is located in the shoulder region 1 It is located in the hip region 2 There are two separate Pectoral Girdles, each consist of two bones: one clavicle and one scapula 2 There is one Pelvic Girdle formed by two innominate bones, each innominate bone consists of three bones: ileum, ischium, and pubis 3 Each Pectoral Girdle has a glenoid cavity into which the head of the humerus is articulated 3 Each innominate bone has a deep depression called the acetabulum to which the head of the femur is articulated 4 It has no articulation with vertebral column 4 It has articulation with the vertebral column 5 Bones are light because they are not subjected to too much stress 5 Bones are thick because they are subjected to too much stress 105 Differentiate between Locomotion and Movement?
No. Locomotion No. Movement 1 Moving away from the original position of an organism is locomotion 1 Movement can happen with or without moving away from an organisms original position 2 It is always voluntary 2 It can either be voluntary or involuntary 3 Locomotion takes place at the organism level 3 A movement takes place at the biological level 4 Locomotion does not necessarily require energy 4 Movement requires energy 5 It occurs at the organism level 5 It occurs at the biological level 106 Differentiate between Gametogenesis and Embryogenesis?
No. Gametogenesis No. Embryogenesis 1 It is the formation of male and female gametes 1 It is the formation of an embryo from the zygote 2 The formation of male and female gametes 2 The formation and the development of an embryo from the zygote 3 Gametes are the Haploid Cells 3 Embryo is Diploid Cell 4 Both Mitotic and Meiotic cell division takes place 4 Only mitotic division occurs 5 It leads to fertilization 5 It leads to organogenesis 107 Differentiate between Imbibition and Diffusion?
No. Imbibition No. Diffusion 1 It involves absorption of solvent or water by a solid substance (adsorption occurs) 1 It is the movement of all types of substance from the area of their higher free energy to the area of their lower free energy 2 It produces heat 2 It does not produce heat 3 It can develop a very high pressure called imbibition pressure 3 It cannot develop a high pressure 4 It occurs in solids 4 It can occur in any medium 5 Dry plant material or seeds act as adsorbent to imbibe water and swell 5 The diffusing molecules may be solids, liquids, or gases 108 Differentiate between Homozygous and Heterozygous?
No. Homozygous No. Heterozygous 1 They have similar alleles (TT or tt) for a trait 1 Have dissimilar alleles (Tt) for a trait 2 Contains either Dominant (TT) or Recessive (tt) alleles but not both types (Tt) 2 Contains both Dominant and Recessive alleles (Tt) 3 They are true-breeding for a specific trait and produce progeny having the same genotypes and phenotypes on selfing 3 They are not true-breeding and produce offspring having three genotypes and mostly two or sometimes three phenotypes 4 Only one type of gametes are formed wither ‘T’ or ‘t’ type only not both 4 Produce two types of gametes containing ‘T’ as well as ‘t’ 5 Mendel’s term: True-Breeding 5 Mendel’s term: Hybrid 6 Homozygous-Dominant and Homozygous-Recessive are two types 6 Complete Dominance, Incomplete Dominance, & Codominance are the three types 109 Differentiate between Dominance and Recessive?
No. Dominance No. Recessive 1 When a factor (allele) expresses itself in the presence or absence of its Recessive factor called Dominance 1 It can only express itself in the absence of its dominant factor or allele 2 It forms a complete functional enzyme that perfectly expresses it 2 It forms an incomplete defective enzyme that fails to express itself when present with its Dominant allele i.e., in heterozygous condition 3 The Dominant character cannot be masked by the Recessive Characters 3 Recessive Characters are masked by the Dominant Characters 4 More prone to produce diseases 4 Less prone to produce diseases 5 Example: Tall Plant, Round Seed, Violet Flower, etc. 5 Example: Dwarf Plant, Wrinkled Seed, White Flower, etc. 110 Differentiate between Diploblastic and Triploblastic?
No. Diploblastic No. Triploblastic 1 Diploblastic animals produce two primary germ layers, Endoderm, and Ectoderm during Gastrulation 1 Triploblastic animals produce three primary germ layers, Endoderm, Ectoderm, & Mesoderm 2 Diploblastic animals are radially symmetric 2 Triploblastic animals are bilaterally symmetric 3 Do not have body cavities 3 Develop a body cavity, a coelom 4 Do not have organs 4 Have true organs 5 Endoderm forms true tissue and the gut 5 Endoderm forms the lungs, stomach, colon, etc. 6 Example: Jellyfish, Corals, and Sea Anemones 6 Example: Worms, Arthropods, and Molluscs Related: List Of Indian State Foundation Day With GK Questions 111 Differentiate between Intracellular Digestion and Extracellular Digestion?
No. Intracellular Digestion No. Extracellular Digestion 1 The digestion of food occurs within the cell 1 The digestion occurs in the cavity of the alimentary canal 2 Digestive products are diffused into the cytoplasm 2 Digestive products diffuse across the intestinal wall into various parts of the body 3 It is a less efficient method 3 It is a more efficient method of digestion 4 It occurs in unicellular organisms 4 It occurs in multicellular organisms 5 Digestive enzymes are secreted by the surrounding cytoplasm into the food vacuole 5 Digestive enzymes are secreted by special cells into the cavity of the alimentary canal 112 Differentiate between Plant Cell and Animal Cell?
No. Plant Cell No. Animal Cell 1 Cell wall is present outside the plasma membrane 1 Cell wall is absent, the outermost covering is the plasma membrane 2 Plastids are present 2 Plastids are absent 3 Centriole is absent 3 Centriole is present 4 Mitochondria is less in number 4 Mitochondria is more in number 5 Golgi body are many and scattered 5 Golgi body is single and located near the nucleus 6 Single and large central vacuole 6 Many and small vacuole 7 Nucleus is generally excentric 7 Nucleus is generally centric 113 Differentiate between Codons and Anticodons?
No. Codons No. Anticodons 1 A codon is a sequence of three nucleotides, which codes for a particular amino acid 1 An anticodon is a sequence of three nucleotides that is complementary to the codon of a particular amino acid 2 It is found on mRNA and decides the sequence of amino acids in polypeptide 2 It is found on tRNA and recognizes the codon on mRNA during translation 3 One mRNA contains several codons 3 One tRNA contain one anticodon 4 Complementary to a nucleotide triplet from a certain gene in the DNA 4 Complementary to the codon 5 Link between the nucleotide sequence of the mRNA and the amino acid sequence of the protein 5 Transfers the genetic information from the nucleus where the DNA is located to the ribosomes where the protein synthesis is performed 114 Differentiate between Skeletal Muscle and Cardiac Muscle?
No. Skeletal Muscle No. Cardiac Muscle 1 They are present in the limbs, body walls, tongue, pharynx, and beginning of the esophagus 1 They are present in the wall of the heart, pulmonary veins, and superior vena cava 2 Fibres are unbranched 2 Fibres are branched 3 Light and dark bands are present 3 Faint light and dark bands are present 4 Nerve supply from the central nervous system 4 Nerve supply from the brain and autonomic nervous system 5 Very rapid contraction 5 Rapid contraction 6 No oblique bridges and intercalated discs 6 Oblique bridges and intercalated discs present 115 Differentiate between Wind Pollinated and Insect Pollinated?
No. Wind Pollinated No. Insect Pollinated 1 They are small 1 They are either large or grouped to form large clusters 2 Usually inconspicuous due to dull colors 2 The presence of bright color in the corolla, calyx, or bracts to attract insects 3 They are odorless and devoid nectar 3 Strongly odored and usually possess nectar or edible pollen 4 Pollen are produced in large numbers 4 Fewer pollen grains are produced 5 Example: Urtica, Maize, Parthenium 5 Example: Rose, Snapdragon, Calotropis 116 Differentiate between Male Gametophyte and Female Gametophyte?
No. Male Gametophyte No. Female Gametophyte 1 It is derived from a microspore, which is produced inside the pollen chamber of anther 1 It is derived from a megaspore, which is formed inside the nucellus of an ovule 2 The microspores are shed at maturity and transferred from anthers to stigma by a process called pollination 2 The megaspores do not shed from the ovule. They develop to form embryo sac within the ovule 3 The mature male gametophyte is 3-Celled 3 The mature female gametophyte is 7-Celled 4 Originates inside the microsporangium 4 Originates inside the megasporangium 5 Has two phases of growth 5 Has a single phase of growth 117 Differentiate between Pollen Grain and Ovule?
No. Pollen Grain No. Ovule 1 Pollen Grain is the male reproductive structure 1 Ovule is the female reproductive structure 2 Identified as the microgametophyte 2 Identified as the megagametophyte 3 Found in the anther of stamens 3 Found inside the ovary of the pistil of a flower 4 It consists of a generative cell along with two nuclei and a tube cell 4 It consists of integuments, nucellus, and the embryo sac 5 Produces sperm cells 5 Produces egg cells 6 Destroyed after fertilization 6 Develops into the seed after feralization 118 Differentiate between Pollination and Fertilization?
No. Pollination No. Fertilization 1 Pollination is the deposition of pollen grains on the stigma of the flower * 1 Fertilization is the fusion of haploid male & female gametes, forming the diploid zygote 2 Pollination is a physical process 2 Fertilization is a cellular, genetic, and biochemical process 3 Self-pollination and cross-pollination are two variations 3 Double fertilization can be observed in flowering plants 4 Occurs in the early stages of sexual reproduction of plant 4 Preceded by pollination 5 An external mechanism 5 An internal mechanism 6 Achieved by external pollination agents like water, wind, insects, etc. 6 Does not require external agents 119 Differentiate between Nervous Control and Hormonal Control?
No. Nervous Control No. Hormonal Control 1 Consists of nerve impulses conducted by neurons from one organ to another organ 1 Consists of the endocrine system which secrets chemical messenger’s hormones secreted directly in the blood 2 Nervous impulses produce rapid short-lasting responses 2 Hormones produce longer-lasting responses 3 Nervous impulses are not specific in their action 3 The action of hormones is highly specific 4 Cannot affect growth 4 Can affect growth 5 Affects only the particular muscles or the gland 5 Affects any organ (widespread in the body) 120 Differentiate between Dicot Embryo (Pea) and Monocot Embryo (Grass)?
No. Dicot Embryo (Pea) No. Monocot Embryo (Grass) 1 The basal cell forms a 6-10 celled suspension 1 Basal cell produces a single-celled suspension 2 Terminal cell produces embryo, except the radicle 2 Forms the whole embryo 3 It posses two cotyledons 3 It posses one cotyledon 4 First division of terminal cell is longitudinal 4 The first division is transverse 5 Plumule is terminal and is present between the elongated cotyledons 5 Plumule is laterally present to exercise growth of single cotyledon Related: List Of NITs And IITs And Their Mottos (State Wise) 121 Differentiate between Menarche and Menopause?
No. Menarche No. Menopause 1 It is the first menstrual period or the start of menstruation in human females 1 It is the end of the menstrual period or menstruation in human females 2 It occurs at around 11-1 years of age 2 It occurs at around 45-50 years of age 3 It marks the beginning of the reproductive phase of a female 3 It makes the end of the reproductive phase of a female 4 There is an elevated level of oestrogen 4 There is a decline in the level of oestrogen 5 Symptoms: Irritability, moodiness, acne, irregularity in periods 5 Symptoms: Bloating, lack of sleep, weight gain, hair loss, skin dryness