Respiration in Plants MOck Test | NEET Botany Test Series Leave a Comment / Blog / By admin Respiration in Plants - NEET(Botany) BEST OF LUCK 1 / 40 How many enzyme complex/complexes is/areinvolved in oxidative phosphorylation ? Four Five One Two 2 / 40 The term floating respiration is used for theoxidation of Cytochrome C is a peripheral protein Organic acid Fat and organic acid Protein and fat 3 / 40 In aerobic repiration Oxygen acts as terminal electron acceptor Transfer of electrons from Complex IV occurs by cytochrome oxidase Ubiquinone also receives reducing equivalent via FADH₂ Krebs' cycle doen't involve any substrate level phosphorylation. 4 / 40 How many ATP will be formed through substatelevel phosphorylation in Krebs' cycle for onemolecules of sucrose ? 1 2 4 6 5 / 40 Site of link reaction is Mitochondrial matrix Cytoplasm Perimitochondrial space Both (1) & (3) 6 / 40 How many ATP will be produced from two molecules of succinyl CoA till it gets catabolised into oxaloacetic acid through oxidative phosphorylation only 10 11 12 8 7 / 40 Which of the following product is formed by Kroabscycle ? NADPH + H* ATP ADP NADP+ 8 / 40 Which of the following complex in ETS during aorobicrespiration is not involved in the olactron transfor? Complex I and II Complex II and III Complex IV Complex V 9 / 40 How many ATP molecules are produced bysubstrate level phosphorylation in glycolysis whenone glucose molecule is broken down into twomolecules of pyruvic acid ? 2 ATP 6 ATP Attachment of Co-A Dehydration 10 / 40 Which of the following is the rate limiting step inEMP pathway ? Glucose Glucose 6P Glucosec 6P→ Fructose 6P Fructose 6P → Fructose 1, 6 bisphosphate Fructose-1, 6-bisphosphate → 3, PGAL 11 / 40 Complex-ll of inner mitochondrial membrane is Fumarase Succinate dehydrogenase Aconitase Malate dehydrogenase 12 / 40 A: Glycolysis is a common step of both aerobic andanaerobic respiration.R: Glycolysis does not require oxygen Both Statomonts A and B are correct Statomont A is correct only Statement B is correct only Both Statements A and B are incorrect 13 / 40 In fermentation Partial degradation of glucose occurs End products are CO₂ and H₂O Oxygen is required Net gain is 4 ATP 14 / 40 Decarboxylation in aerobic respiration takes place in Glycolysis Link reaction TCA cycle Both (2) and (3) 15 / 40 Respiratory substrate for protoplasmic respiration is: Protein Carbohydrate Organic acid Fat 16 / 40 How many ATP molecules are required to activate 2molecules of glucose during glycolysis ? 4 2 8 10 17 / 40 Net gain of total number ATP in alcoholicfermentation and lactic acid fermentation (withrespect to one glucose molecule) is 2 ATP and 4 ATP respectively 6 ATP and 4 ATP respectively 2 ATP in both cases 6 ATP in both cases 18 / 40 . On complete oxidation of one glucose molecule intoCO₂ and water, how many molecules of ATP isproduced by susbstrate level phosphorylation? 2 ATP 4 ATP 6 ATP 8 ATP 19 / 40 Which of the following enzyme is called*Pacemaker enzyme" of EMP Pathway? Hexokinase Phosphohexoisomerase Phosphofructokinase Aldolase 20 / 40 . How many ATPs are formed from comploto oxidationof a glucose molecule in aerobic prokaryotes ? 2 8 38 36 21 / 40 . In fermentation there is a net gain of onlymolecules of ATP for a molecule of glucosedegraded. 2 4 8 6 22 / 40 . How many reactions in a Krebs' cycle are associ-ated with the release of FADH2? One Two Four Three 23 / 40 From one molecule of pyruvic acid through oxidativephosphorylation only how many ATP will be formedonly through aerobic respiration ? 14 17 28 24 24 / 40 Single turn of citric acid cycle yields 1 FADH₂, 3 NADH₂, 1 GTP 2 FADH₂, 2 NADH₂, 2 GTP 1 FADH₂, 2 NADH₂, 1 GTP 1 FADH₂, 4 NADH₂, 1 GTP 25 / 40 Which one is not a mobile electron carrier in theinner membrane of mitochondria? UQ UQH₂ Cyt-C Cyt-b 26 / 40 The amount of energy liberated when one moleculeof ATP is disintegrated is 3 kcal 8.15 kcal 2.5 kcal 80 kcal 27 / 40 R.Q. value of oxalic acid is 4 0.8 0.2 0.1 28 / 40 How many molecules of Oxygen are required forcomplete oxidation of one molecule of acetyleCo-A ? 2 4 8 1 29 / 40 The respiratory quotient of organic acid, protein andalcoholic fermentation are respectively Infinite, >1 and <1 More than one, less than one, and infinite >1, <1 and 1 1 30 / 40 The processes where the reducing agent NADH +H* is reoxidized to NAD* are Lactic acid fermentation Electron transport chain Glycolytic pathway More than one option is correct 31 / 40 What is incorrect about obligate anaerobes? They lack emzymes for carrying out anaerobic respiration They are the ancient organisms Respire anaerobically only ATP is the source of energy 32 / 40 In aerobic bacteria Krebs' cycle occurs in Cytoplasm Mesosome Plasmambrance Both (2) & (3) 33 / 40 Which of the following is correct? Fermentation is a type of complete oxidation R.Q. of protein is slightly greater than 1 The end product of oxidative phosphorylation is oxygen Site of ß-oxidation of fatty acid is mitochondria 34 / 40 Sum total of substrate level phosphorylation duringone EMP pathway and one TCA cycle is 6 5 3 2 35 / 40 In ETS, cytochrome-c oxidase complex contains Cytochrome-a Cytochrome-bc₁ Cytochrome-c Two-iron centres 36 / 40 How many decarboxylation reactions take place inaerobic respiration ? 3 2 1 0 37 / 40 The total number of ATP molecules producedthrough substrate level phosphorylation in Krebs'cycle for one molecule of sucrose is 2 ATP 4 ATP 8 ATP 48 ATP 38 / 40 What is not correct with respect to ETC? Ubiquinone receives electrons from NADH + H* and FADH₂ The reduced ubiquinone is called ubiquinol Cytochrome c, a and a, is iron containing enzyme O₂ is terminal electron acceptor generating metabolic water 39 / 40 Find the correct statement from the following Alcoholic fermentation of pyruvate requires only alcohol dehydrogenase Lactobacillus lacti is a heterofermentative lactic acid bacteria Less than seven percent of the energy in glucose is released during fermentation CO₂ is released during lactic acid fermentation Read the statement carefully 40 / 40 Find the Incorrect match from the following Glycolysis -Cytosol B-oxidation of - Mitochondrial matrix fatty acids ETC - Inner mitochondrial membrane TCA cycle -Ribosome Your score isThe average score is 25% 0% Restart quiz