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39. Non-~<yclic electron transport durng photosynthesis would yield, 1) One molecule of NADPH + H™ two molecules of ATP per, Two molecules of water oxidized, 2) Two molecules of NADPH + H’, two molecules of ATP per, One molecule of water oxidized, 3) One molecule of NADPH+ H’, two molecules of ATP per one, Molecule of water oxidized, 4) Two molecules of NADPH+ H’, one molecules of ATP per one, Moccule of water oxidized, , 40. 1f36 C02 are accepted by a green plant during dark phase,, , number of PGAL molecules evolved to Cytosol from chloroplasts, , 16 2) 72 3) 36 4) 12, 41. Light dependent generation of ATP in Photosynthesis occurs in the, , 1) Thylakoid lumen 2) Intermembrane space, , 3) Stroma 4) Thylakoid membrane, 42. ‘Kranz’ anatomy is shown by, , 1) Leaves of Dolichos 2) Roots of Maize, , 3) Stems of Opuntia 4) Leaves of Saccharum, , 43. Amount of assimilatory power required for the production of a molecule, of hexose and regeneration of primary acceptor of CO: in C4 plants is, 1} 18 ATP and 12NADPH+H* — 2) 30 ATP and 12 NADPH + H™, 3)30 ATP and 24 NADPH+H™ = 4) 12 ATP and 12 NADPH + H™, 44. A water molecule participatig in Photosynthesis produces, 1)2 ATP, | NADPH: 2)3 ATP, | NADPH:, 3) 2 ATP, 2 NADPH: 4) | ATP, | NADPH:, 45. What is the ratio of protons that are added to the thylakoid lumen, from stroma during the transfer of a pair of electrons through cyclic, and non-cyclic electron transport?, 3:2 2y1:1 31:2 4)2:3, ZOOLOGY, , 46. ATPase enzyme, needed for musele contraction is located in :1) Troponin 2)Myosin 3)Actin 4) Tropomyosin, 47. Ciliary movement is found in ;1) Macrophages and leucocytes 2) Fallopian tube and vasa deferentia, 3) Fallopian tube and trachea 4) Tongue and limbs, 48. Each fasiculus of skeletal muscle fibre is surrounded by :1) Epimycium 2} Perimycium = 3) Endomycium —_ 4) Sareolemma, 49. Anatomical unit of muscle is, 1) Sarcomere 2) Muscle fibre 3) Myofibrils 4) Muscle brendles, 50. Myosin binding site present on, 1) Actin protein 2) Myosin protein 3) Tropomyosin protein 4) Troponin protein, 51. Ina resting state, the central part of thick filament which is not overlapped by thin filament is, 1) A-band = 2)Z-band = 3) H-zone ~—4) I-hand, 52. A motor unit consists of, 1) A motor neuron plus one muscle fibre it stimulates, 2) A motor neuron plus all the muscle fibres it stimulates, 3) A motor nerve and all the muscles it stimulates, 4) One muscle fibre and all the myofibrils present in it, 53. Binding of ATP to myosin head would immediately cause, 1) Formation of cross bridge 2) Sliding of thin Glaments, 3) Contraction of sarcomere 4) Breakage of cross bridge, , Page 4 of 19

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54. Which of the following statements about the molecular arrangement of actin and myosin in, myofibrils is false?, 1 Each actin (thin filament) is made of 2F (filamentous) actins, IL. F-actin is the polymer of G (globular) actin ., 111.2F-actins are twisted into a helix, IV. Two strands of tropomyosin (protein) lie in the grooves of F-actin, V. Troponin molecules (complex proteins) are distributed at regular intervals on the, tropomysin, V1. Troponin forms the head of the myosin molecule, VIL The myosin is a polymerised protein, 1)LUL VE 2)Only VIE 3) Only VI 4) Only ILL, 55. Cat2 bind in the skeletal muscles to , und leads to exposure of the binding site for, ___,on the filament __., 1) Troponin , myosin, actin — 2) Troponin, actin, relaxin: ., 3) Actin, myosin, troponin 4) Tropomysin, myosin, actin, 56. Which of the following statements is correct”?, 1) During muscle contraction chemical energy changes into mechanical energy, 2) Muscle fatigue is due to lactic acid formation due to anaerobic respiration, 3) In a contracted state, I-band decreases A-band remain same, 4) All, 57. The diagrams given below depicts three different condition of sarcomeres. Identify these, conditions:, , , , , , (1) A contracting, B- relaxed, C_maximallycontracted, (2) A-relaxed, B-contracting, C-maximallycontracted, (3) A-maximally contracted, B-relaxed,C—contracting, (4) A-relaxed, B-maximally contracted,C-contracting, 58. Following is the figure of actin (thin) filaments. Identify A, B and C., , (1) A-Tropomyosin, B—Troponin, C-F actin, , (2) A-Tropomyosin, B-Myosin, C-F Tropomyosin, (3) A-Troponin, B-Tropomyosin, C-Myosin, , (4) A- Troponin, B-Tropomyosin, C-F actin, , , , Page 5 of 19

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59. Statement-I. Aldosterone leads to the decrease in blood pressure., Statement-II, It causes reahsorbtion of Nat ion and H20 from proximal part of tubules,, 1) Both statements are true. 2. Stel is false and St-Il is true., 3) St -Lis truc but St -I1 is false. 4, Both statements are false., 60. Figure shows the human urinary system with structures labelled from A to D. Select the, option which correctly identifies them and gives their characteristics and/or functions,, , , , (1) A: Adrenal gland — located at the anterior part of kidney, secrete catecholamines, which, stimulate glycogen breakdown., (2) B: Pelvis — broad funnel shaped space inner to hilum, directly connected to Henle's loop, . (3) C: Medulla — inner zone of kidney and contains complete nephrons., (4) D: Cortex — outer part of kidney and do not contain any part of nephrons., 61. In which part of the diagram calyees opens, , , , QA QB aye (WE, 62. Statement-I. PCT reabsorbs nearly all essential nutrients and 70 to 80 per cent of the electrolyte and, , water from filterate,., , Statement-I]. PCT is not lined with brush border epithelium, , 1) Both statements are true, 2. St-l is false and St-Il is true,, 3) St-Lis tue but St -Il is false. 4. Both statements are false., , 63. Statement-I. White muscle fibres have more quantity of myoglobin.,, Statement-II, White muscle fibres have high number of sarcoplasmic reticulum., 1) Both statements are true. 2. St-1 is false and St-I1 is true., 3) St -1 is true but St -L is false. 4, Both statements are false,, 64. Statement-[. All locomotions are movements bul all movements are not locomotion., Statement-LI, Movement is one of the significant features of living beings., , 1) Both statements are true. 2. St-l is false and St-II is true., , 3) St -1 is trac but St -II is false. 4, Both statements are false,, 65. Match the following and mark the correct option:, , Column | Column IL, , (A) Fast muscle fibres (i) Myoglobin, , Page 6 of 19

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(B) Slow muscle fibres (ii) Lacticacid, (C) Actin filament (iii) Contractile unit, {D) Sarcomere (iv) -band, (1) A-i, B-ii, C-iv, D-iii (2) A-ii, B-i, C-iii, D-iv, (3) A-ii, B-i, C —iv, D-iii (4) A iii, B-ii, C— iv, D-i, 66. Match Column I with Column [I and choose the correct option,, Column 1 Column I, a) Ammonotelic i) Aquatic invertebrates, b) Ureotelic ii) Reptiles, c) Uricotelic iii) Birds, iv) Amphibians, v) Mammals, 1) (a) — Civ), (v), (b) ~ (ii), (©) — ), Gi) 2) (a) — (i), (i; CD) — (id), Ce) — iv), (V), 3) (a) — (i), (b) — (iv), (v), (¢) — (ii), (iii) 4) (a) — (17), (ii); (b) — (1), (e)— (iv), (W), 67. Ammonia which is produced by metabolism is converted into __{a)___in the liver of, Mammals and released into (b)___ which is filteredand _(c) out by kidney, 1) (a) — ure acid; (b) — blood; (c)- excreted 2) (a) — urea; (b) — blood; (¢) - excreted, 3) (a) amino acid: (b) blood: (c) excreted 4) (a) sugar; (b) blood; (c)_ excreted, 68. Match Column I with Column II and select the correct option., , Column | Column II, , a) Nephridia i) Crustaceans (Prawn), , b) Malpighian tubules ii) Annelids (earthworm), ¢) Green glands iii) Insects (Cockroach), , , , 1) (a) — (0; (b) — (ii (c)— (ili) 2) (a) — (iid; (b) — (i: (0) — (1D, 3) (a) — (ii); (b) — (iti); (e)— (1) 4) (a) — (ii): (b) — (1); (&) —- (ii), 69. Uric acid is an excretory product of, a)Cockroach b) Sparrow —c) Terrestrial reptiles = d) Man, 1){a)and(d) 2) (byand(d) 3) fa), (b) and (c) 4) (a), (c) and (d), 70. Hormone renin is produced from which part of kidney?, 1) Proximal Convulated Tubule (PCT) — 2) Distal Convulated Tubule (DCT), 3) Juxta Glomerular Apparatus (JGA) — 4) Renal Pyramids, 71. The amount of urea exereted per day in the urine is about, lg 21g Hlsg 4)28e, , , , 72. NaCl is liberated in the interstitium of medulla, by the to keep osmolarity high., 1) Ascending limb of vasa recta 2) PCT, 3) Descending limb of vasa recta 4) Descending limb of Henle’s loop, , 73. The process of excretion is the removal of, 1) useful substances 2) metabolic waste 3) unneecessary substances 4) undigested waste, 74. Which of the following are accessory excretory organs?, a) Skin b)Lungs c)Liver d) Sebaceous gland, I){a)and(b) 2) (byand(c) 3) {cand (d)_—4) (a), (b), (c) and (d), 75. Glomerulus is tuft of capillaries formed by--- (a)---- . Blood from the glomerulus is, carried away by -—-- (b}----- ., 1) (a) — efferent atriole: (b) — afferent atriole 2} (a) — efferent atriole: (b) — efferent atriole, 3) (a) — afferent atriole; (b) — afferent atriole 4) (a) — afferent atriole; (b) — efferent atriole, 76. Interstitium of kidney increases in osmolarity from about 300 to 1200 mOsm L" from, 1) Cortex to the inner medulla 2) Cortex to outer medulla, 3) Medulla to cortex 4) Bowman’s capsule to PCT, 77. Select the correct statement,, 1) Exposure to cold stimulates antidiuretic hormone (ADH) release., 2) An increase in glomerulus blood flow stimulates formation of angiotensin III., 3) When one drinks a lot of water, ADH release is suppressed., 4) During summer, when body loses lot of water by sweating, ADH release is suppressed., , Page 7 of 19

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78., , 79., , 81., , 82., , 83., , 85., , 87., , 89., , Which part of nephron is situated in cortex completely?, , a) Malpighian corpuscle = b)PCT c)DCT d) Loop of Henle e) Collecting duct, I)a,bande 2)Onlybande 3)a,b,candd 4) Only dande, , Select the total number of correct matching., , a) JGA — Juxtaglomerular apparatus b) GFR — Glomerular filtration rate, , c) PCT Proximal conduction tube — d) DCT — Distal convoluted tubule, , e) CD - Conducting duct f) ADH — Antidiuretic hormone, , 1) Six 2) Five 3) Four 4) Two, , |. PCT helps to maintain the pH and ionic balance of body fluids by, , 1) Selective secretion of H+, NH3 .and K+ in filtrate., , 2) Reubsorption of 1[CO3 from filtrate., , 3) Both (1) and (2), , 4) Secreting regulatory hormone like rennin and angiotensinogen., If loop of Henle were absent from mammalian nephrons, , 1) The urine will be more dilute 2) There will be no urine formation, 3) The urine will be more concentrated — 4) There will hardly be any change, , Which one of the following is correct regarding the excretion?, , 1) Maximum amount of water from renal filtrate is reabsorbed in carly DCT, , 2) The ascending limb of loop of Henle is completely impermeable to NaCl, , 3) Renal corpuscle is found in medulla region of kidney, , 4) Large amount of water could be reabsorbed from CD to produce concentrated urine, Inu healthy human, urea and glucose are present in, , 1) Only blood 2) Blood and urine 3) Blood and glomerular filtrate 4) Only urine, Which is not reabsorbed by active transport in nephron?, , 1) Glucose 2) Urea 3) Amino acid 4) Nav, Angiotensin — IT stimulates, , 1) DCT to reabsorb sodium and glucose 2) Adrenal cortex to release adrenaline, , 3) JG cells to release renin 4) Vasoconstriction to increase glomerular blood pressure, Identify the incorrect match about muscle fibres, , , , , , , , , , , , , , | Red muscle fibre White muscle fibre, 1) More myoglobin Less myoglobin, 2) Less sacroplasmic reticulum More sacroplasmic reticulum, 3) Less resistant to fatigue More resistant to fatigue, , [ 4) More vascular Less vascular, , Which of the following organisms are ammonotelic, , a) Aquatic insect b) Rana c) Catla d) Land snail, , 1) aande 2) aandb 3) acandd 4) candd, , On an average the amount of urea excreted out per day in an adult human is, , 1) 180 Litres 2) 1 to 1.5 Liters 3) 25-30 gm 4) 2-3gm, , The following events that occur as a consequence of depolarization of axon terminal at neuromuscular, junction. Which among them would be the third after you arrange them in a chronological order?, 1) Exposure of active sites and formation of cross bridges, , 2) Binding of calcium with a subunit of troponin, , 3) Increase in intracellular calcium in the muscle fibre 4) Depolarization of sarcolemma, , Which of the following events does not occur in case of a fall in glomerular blood flow ?, , 1) Release of ADH from neurohypophyses. causing vasoconstriction, , 2) Release of rennin from juxtaglomerular cells, , 3) Stimulation of adrenal corex by angiotensin IE, , 4) Release of ANF from right atrium and subsequent vasodilation, , Page 8 of 19