SS 7] | 152. An enzyme which would catalyse the following 451. Coenzyme ricotnamide adenine dinucleotide reaction wil belong to which dass aocuing to (NAD) and NADP contain the vitamin Wwe? (1) Thiamine x 1 (2) Niacin C-C —>X-Y#C=C (3) Pyridoxine (1) Isomerases (2) Ligases (4) Tocopherol (@) Lyases (4) Transferases (12) Scanned with CamScanner1.2 (ne2_code-B) Regular Medleal-2023 uy Te Fortnightly Tes 453. Succinate dehydrogenase is Inhibited by Which substance closel ly resembling succi soviet 19 succinate in (1) Fumarate (8) Ghicose (2) Malonate (4) Acetate: 164. The element which acts as a cofactor for the proteolytic enzyme carboxypeptidase Is (1) Mognesium (2) Zine (3) Molybdenum (4) Iron 155. The pon ubich eats gucose rasp int celbis (1) Trypsin (2) Pepsin @) Collagen (@ clus 156, The most abundant chee compound in hing crgoisms (1) Proteins ee (0 Water 0 congue NY 157 Rsecndoy mate wih cna aT asadrugis Yo Sf

2 159, ll ofthe follwing are Hear chain acids linked by peptide bonds except of amino | TEs bing cxganisms work continuous tne NG states a (1) Eaquibrium non-steady state (2) Equilbrium steady state {@) Non-equiitrium steady state (4) Non-equbrium non-steady state +469. Which bond is not formed by dehyération? (1) Peptide bond (2) Giycosidic bond (@) Disulide bond (4) Phosphodiester bond 464. The most important form of energy currency ving systems is the bond energy ia @ chemical called (1) DNA (2) RNA @) ATP (@) GMP 165, The blood concentration of glucose ia a normal heath indvidualis (1) 4256hmM” (2) 45-80mM (@)7295 (4) 75-95 mit ‘66,Statement A : Dissolvng of CO2 In water which “7 cig. ayphysical process is a catalysed reaction in x feepitg ten. Statemei{o8 + There are no uncataysed ‘nelabie conversions in te living system. > (gy Statement Ais tue but is fase 45 (2) statemen Bis tro but As fase “Sy Bot statements are tue (4) Bath statements are false 167. Bocatalysts which hasten the rate of metabo ) ea comersions are mostly (1) Aniibodies @) Insulin (1) Polysaccharides (2) Proteins (3) Receptors (4) Cetose (8) Lipids (@) Monosaccharides 160, Inuin isa poymer of 468, Enzymes. isolated rom most thermophilic (1) Glucose (2) Fructose organisms such as Taq polymerase retain their eee No teaflyic power even at high temperatures upto @) Galactose (4) Lactose (1) so" -90°C (2) 800" - 900°C 61. The sequence of amino cis Le the posional | (a) gooor-go00re (4) 10000"C infrration in aprotinis represented by 169, When the backbone of a protein enzyme chain (1) Primary structure {olds upon itself, the chain criss crosses itself and (2) Secondary siuchre fom re epoca for substrate attachment (9) Toriary strvture (1) fnactve site (2) inet ste (4) Quatemary structure (3) Acive site (4) Passive ste 3) Scanned with CamScannerFortnightly Test-2 (RMG2_Code-B) ‘170. In a ONA molecule, guanine compulsory base Pais with (1) Adenine 2) Thymine (8) Oytosing (4) Uracil 171. Amino acids are linked to each other to form proteins via (1) Ghyeosidic bonds (2) Peptide bonds (8) Phosphodiester bonds (4) Anhydrise bonds 172. The adult haemegibin consists of 4 subunits in ‘hich each ofthe two subunits ate the ype of (1) wandy (2) Bands @) wand (4) yands 173. The diagrammatic representation of which ‘organic compound in ling tissues is epicted in the stucture given below? oo aN (1) Gingety ot (2) Cholestéto! (3) Lemon grass oi (4) Coliagén’ 174, Lecithin is an example of a (1) Nitrogenous base (2) Glycoprotein (3) Phosphotpid (4) Polysaccharide 175, The chemical formula of ribose sugar is (1) Cott206 2) CoHe0s 3) CsttaOs (4) CictOw 176. A fatty acid which has 20 carbon atoms including the carboxyl carbon is (1) Palmitc acid (9) Oleic acia (2) Arachidonic acid (4) Steatic acid 177. All ofthe following are nucleosides except (1) Adenosine (2) Guanosine (8) Cytosine (8) Thymidine 4) Regular Medical-2023 4178. Which of the folowing is not an aromatic amino acid? (1) Tyrosine (2) Phenylalanine (3) Tryptophan (8) Alanine 179, Glucose can bo ultimately metabolised ‘erobically or anaerobicaly along similar ‘metabolic pathways to form any of the following lend products except (1) Ethanol (2) Pyruvicacia (9) Lact acid (4) Glutamic acia 120A secondary metabolite which is 2 naturally ‘occuring toxin is (1) Curcumin (2) Codeine () Rein (4) Morphine 181. Choose the incorrect statement wit. enzyme activity, (1) Enzymes generally function in a narow "nge f temeratue and pH (2) Loft tomberature preserves enzymes in a (Clempoianiy inactive state 4 bait ot enzymes increases tot below and i eae opium vake 1) Usual tion temperate above 60% Aesioyé enzymatic acy [182 Fedor which afet enzyme echt nce ot a, except '() Substat concentatin (2) Temperature (3) pH (4) Nature of product 183. 2ymogens are (1) Enzymes secreted in active state (2) Enzymes secreted in inactive state (2) Competitive inhibitors of enzymes (4) Non-competve inhibitors of enzymes 184, All ofthe folowing may be denitied as coactors except (1) Prosthetic groups 2) Covenzymes (@) Apoenzyme (4) Metal ions Scanned with CamScannerRegular Medien 2028 Fortnightly Test.2(RMG2_Code-B) {85 Reva of te eof fom an enzyme wi | 180 The ces observed in proteins a ome (1) Only eft handed (2) Right handed (9) Stablised by aleosidic bonds (4) Siabised by disuide bonds (1) Increase of catalytic activity {2) lntial decrease of catalytic activity followed byincease {@) Loss of catalytic activity fof, The mest abundant poten inthe whole of biosphere s I (1) Colagen (2) Rusisco @) Globulin (4) Atourin given below is 495. Glucosamine and “N-acetyt glucosamine 3re chemically modified ale (1) Nucleosides ——-@) Sauer oe (8) Lipids: (4) Nucleotides (c= oH] 496, Select the incorrect ‘match among following (1) Girne 2) Aesine ‘Element % weight of| Earth's | Human (9) Serine (4) Valine ‘crust | body 167, Gyoetolis also known 25 a = [ass | 50 (4) Monahydroxy propane { 7 ca | a2 oi . {2) Dinydroxy propan: ‘, ca ry (8) Trinydroxy propane ‘s 36 | 15 DNA double: (4) Tevahydroxy propane the following is @ primary met Total Fumber of nucleotides in & 18, ich of a (1) Carotenoids (2) Anthocyanins “| > hel as" 100 Cero coms O] Alem oni eres nov | 419, Exoskoleon of insects are made, compres | “pele? polysaccharide called Me A ay 200 2) 500 | (in onan ce a | (2) Stach (a cae 498. Consider the following statements wrt. amino 0. The pertose sugar present nDNA Is acids, (1) Riese (2) Frectose a. aminoacids are substited metianes {@) Deoxyrbose (4) Galactose b. Aiton is compound at has nese forge on one etom and another negative sxe rin tn # oui 2 cane on on a ame (1) Uracil @) oybesine © maw eo pH, the structure of ee (4) Adenine ‘d. Amino acids are found in acid insoluble 492. The frst aminoacid in a protein can is known {recon along wih the pis. as Select the option with correct statements only (1) Nerina (2) Ctermina! ()aandd Q@yaande (3) Mteminal (4) Dterminal @)eandd ()aande 8) Scanned with CamScannerFortnightly Test-2 (RMG2_Code-8) 189. Read the given statements and select the oplion hat corectly identifies them as. true(T) or false(F). Allenzymes are proteinaceous in nature, 5. Enzymes bring down aetvaton energy barrier making the transition of substrate Product more easy, © Thermal stably is the qually of enzymes isolated from thermophilic organisms. & Glycolysis i 220 steps anabolic pathway. a6 cg Mtb FT Ott 1 OF rR Tr MTT Te a Regular Medical-2023 200, Read the following statements and choose correct option, Statement-A : Prosthetic groups are organic compounds that are tighlly bound to the ‘apoenzyme, StatementB : Dietary proteins are the source of ‘non-essential amino acids. (1) Both statements A and B are correct (2) Both statements A and B are incorrect (3) Only statement a is correct (4) Only statement B is correct (16) Scanned with CamScanner151, How many amino acids and peptide bonds respectively are present in a pentapeptide? 1) 5,5 2) 5.4 @) 5.3 was ZOOLOGY SECTION-A 152, 14 Ifthe total amount of adenine in a double stranded DNA molecule is 30%, what will be the amount of pytithidines. in the DNA molecule? (2) 50% (2) 30% (3) 409% (4) 603% Scanned with CamScanner25. TYM(P2)TEOLC 325.) 02 ‘a paypeptide chain, new amino acid ig nolan {@) Cerminal, which represents amino acid (2) N-terminal, which represent amino acid (3) C-terminal, whieh rey end of chain the fast MS the first presents the left (4) Neerminal, which represents the qi end of chain oo 154. Which of the following statements correct regarding chemical analysis of ting tissue using vichloroacetic acie? (2) Tissue is first burnt anc with trichloroacetic acid (2) Acid insaluble pool roughly represents the cytoplasmic composition of cell, (3) Acid-soluble poo! contains both organic and inorgani eonsitvens of cell (4) All molecules found in acid insoluble Pool have molecular weight greater than 10,000 Da id then grinded 4355. Assertion: Enzymes work in a particular temperature range. ’ Reason: Enzymes get denatured when exposed to either too high or too low temperatures, In the light of above statements, select the correct option. (2) Both Asserion & Reason are wue and the teasanis the correct explanation of the assertion (@) Both Assertion & Reason are tue but the reason isnot the conect explanation ofthe asserion > (8) Assertion is true statement but Réason istalse (4) Both Assertion and Reaéon are false, statements : 156, How many among the following substances are not secondary metabolites? Rubber, Typsin, Spices, Gums, Lemongrass oil, Chlorophyll, Antbioics, Anthocyanins @ Two (2) Taree @ Five () Four 157, Which of the fry activation energy? (2) his the diterence in en re ergy level of Substrate and product (2) itis the amount of energy requited for Conversion of wansitian state into Product G) Kis he ditference in energy level of substiate and tansiton state (4) Enzymes increase the activaton energy ofa reacton thus help in Increasing he rate of reaction 1158. Compounds found In retentate fraction ater filvation of homogenised living tissue are (1) 2-deoxyribose, glucose @) Chymouypsin, insulin @) Galactose, sucrose (@) Adenylic acid, yrosine 159. Energy currency in living system is, (@) Glucose 7 (2) are Sena y@) @ @e@ @ @) . @@) Scanned with CamScanner‘Term Exam-2023-25 TvE4(P2}-TE01C 261, Wentiy the suuctre gWven betow and component "x" init % - x __OH OH (C[Siructure" Component [G)]ueleote [thymine (erin sd uses aia (@)]fNucteoside|Uracir o@ @ @ ow 166. | Fy fe 2162. Amino acids are substiuted ~ (2) Purines (2) Pyrimigines (@) Methane () Propane 167, 165. Which the folowing secondary metaboties 's ahomopolysaccharide? \ (2) Carotenoids : (@) Codeine ®) Celuiose ( Concanavatin.a lowing biomolecule js formed as 8 result of pole (1) Polysaccharides () Lipias ©) Proteins (4) Nucteic acids 165. A non. 168 Read the fon Sah Hatchihefallowing inhibitor of eatalyic (o)} aciviy otsuecinate |i [eryrogenase | (O)[Seconday metabo 6) Choose “the correct opion from te fallowing eile) oy) lo Jeo)e|] (alia) ep o ealeal@ oa @@ a® o® ‘The mast abuncant protein in enimal world presence of stra ng (©) Presence otavenine © @)-Presence of glyeerat ing Given statements wrt Statement Stuctures, Statement 8 :° Starch holds iodine ‘molecules and give blue coor. Choose the correct option, () Both statements Aand 8 are incorect ‘Starch forms hetcal primary ©) Both statements A and Baie conect followingis ©) Satement Ais incorec, staement Bis (2) Lyases, correct (2) Ribozymes (@) Statement Ais comtect, statement 8 is (8) RuBisco baie) {0 Sueiedetycropenasa 170, Choase he unbranched polymer a lucose {ound maximum in plants () chitin @) Glycogen ©) Celuose @) Starch 16 Scanned with CamScanner46. aI. 43. 49. Choose the odd one watt. non-stiatgd® muscle fibres. (2) Myofirits show alternate lightand dark bands . (2) Tapered at both the ends (@) Fibres are unbranched (4) They are uninucleated in appearance Presence of intercalated discs characteristic feature of (1) All stated muscles (2 Smooth muscles A\\ so, The rela and ivingrorganisnis as compared © isha Earth's crust). és ae, rect option to fil in the blanks pect ? 3), Carbofzealcium ° & Catton, hydrogen Ce 2) Bape ogeen roam a (4) tydregen, silicon Geqhe most abundant chemical in living Sr organisms is ae OS a) Protein oe (2) Water (4) Cardiac muscles ae (4) Nucleic acid Which of the secondary metabolite is not Q ‘correctly matched with its examples? ‘52. Which of the following provides blue black (@) Pigments - Carotenoids, anthocyanins i wing (2) Polymeric substances — Rubber, gums pe te solution {@) Drugs— Abrin, icin ® ssl @ Morphine, codeine (4) Alkaloids ~ Morphine, Goce: Aiving tissue is ground with trichloroacetic (@) Starch ‘acid, Select the biomolecule which will be absent in acid insoluble fraction. 53. Glycogen and starch are common (1) Cytosine found in plants and animals, 2) Collagen Select the correct option to fil n the blank, (@) Cholesterol (1) Polysaccharides (4) Chitin @) Disaccharides (3) Oligosaccharides (4) Non reducing sugars Scanned with CamScannerPracticeTest-02C 1YM(P2)-2023-25 55. 56. 87. The exoskeleton of amtivopods is a homopolymer of (1) N-acotyl galactosamine (@) Neacoty! glucosamine (3) N-acoty! muramic acid (4) Glucuronic acid Neuroglial cells make up more than percent the volume of neural tissue lit Our body. Choose the option which fils the blank correctly. @) 10 @) 20 @) 40 (@ 50 A toxic secondary metabolite among the following is (@) Morphine @) Abin @) Concanavalin A (@) Curcumin ‘Select he odd one wrt. primary metabolites, (2) Amino acids J @) Sugars @) drugs (4) Chiorophyits, e 58, 60. The biomolecule that cannot be hydrolysed further is Q) Inutin 2) Insulin @) Lactose (4) Glucose The sttucture that does not contain polysaccharides is (2) Plant cell watt (2 Fungal cell wait @) Animal cell membrane (4) Exoskoleton of arthropods ‘The element which forms 2.196 weight ofthe Earth's crustis 2) Nivogen 2) Sulphur (@) Magnesium (@) Silicon Scanned with CamScannerZo0Locy 52, Which secondary metabolites is not a polymeric substance? (1) Rubber (2) Monoterpenes @) Gums (4) Cellulose 53, Monomeric unit of cellulose is (1) Glucose and galactose (@) Glucose and mannose @ Glucose (4) Neacety D-glucosamine 54, Read the following statements and select the correct option. Statement A : Elemental analysis shows ‘that all the elements present in a sample of Earth's crust are also present in a sample of living tissue, Statement B: The relative abundance of carbon aind tiydrogen wih respect to other elements is lower in any living organism than in Earth's crust.” (2) Both statements A and B are correct, (2) Bath statements A and B are incorrect, (@) Only statement Ais correct (4) Only statement is correct 55, From the elemental point of view, which of ‘he following elements constitutes about 65% weight of human body (@) Carbon (@) Hydrogen @ Oxygen (4) Sodium 56, Select the correct match related to secondary metabolites, (1) Pigments - Anthocyanins, Carotenoids, Ricin @) Lectins - Concanavalin A, Cellulose, Gums (@) Drugs-Vinblastin, Curcumin (@) Alkaloids — Morphine, Codeine, Lemon grass oil 57, The percentage weight of carbon in human body under normal conditions is a) 33 (2) 185 @ 15 @ 650 Scanned with CamScannerjatce TSt-OZE TYM(P3)-2023-25 58, The exoskeleton ofinsects is made up of (2) Pectin ) Cellulose @) Chitin (@) Calcium carbonate 60. 59, All the molecules in the acid insoluble fraction are polymeric substances with the exception of (2) Prowins 2) Nucieic acids (@) Polysaccharides () Lipids Which of the following provides blue black colour with fp solution? () Protein (2) DNA (8) Cellulose (4) Starch Scanned with CamScanner