Solved papers for NEET Biology NEET PYQ-Respiration In Plants

done NEET PYQ-Respiration In Plants Total Questions - 24

• question_answer1) Net gain of ATP molecules during aerosol respiration is: [AIPMT 1999]
  A)
  36 molecules
  done clear
  B)
  60 molecules
  done clear
  C)
  38 molecules
  done clear
  D)
  48 molecules
  done clear
  View Answer play_arrow

• question_answer2) ATP is a: [AIPMT 2000]
  A)
  nucleotide
  done clear
  B)
  nucleosome
  done clear
  C)
  purine base
  done clear
  D)
  nucleoside
  done clear
  View Answer play_arrow

• question_answer3) How may ATP molecules are produced by aerobic oxidation of one molecule of glucose? [AIPMT 2002]
  A)
  2
  done clear
  B)
  4
  done clear
  C)
  38
  done clear
  D)
  34
  done clear
  View Answer play_arrow

• question_answer4) During which stage in the complete oxidation of glucose are the greatest number of ATP molecules formed from ADP? [AIPMT (S) 2005]
  A)
  Conversion of pyruvic acid to acetyl Co-A
  done clear
  B)
  Electron transport chain
  done clear
  C)
  Glycolysis
  done clear
  D)
  Krebs cycle
  done clear
  View Answer play_arrow

• question_answer5) Chemiosmotic theory of ATP synthesis in the chloroplasts and mitochondria is based on: [AIPMT (S) 2005]
  A)
  proton gradient
  done clear
  B)
  accumulation of K ions
  done clear
  C)
  accumulation of Na ions
  done clear
  D)
   membrane potential
  done clear
  View Answer play_arrow

• question_answer6) How many ATP molecules could maximally be generated from one molecule of glucose, if the complete oxidation of one mole of glucose to CO2 and H2O yields 686 kcal and the useful chemical energy available in the high energy phosphate bond of one mole of ATP is 12 kcal?  [AIPMT (S) 2006]
  A)
  Two
  done clear
  B)
  Thirty
  done clear
  C)
  Fifty seven
  done clear
  D)
  One
  done clear
  View Answer play_arrow

• question_answer7) During photorespiration, the oxygen consuming reaction (s) occur in: [AIPMT (S) 2006]
  A)
  stroma of chloroplasts and mitochondria
  done clear
  B)
  stroma of chloroplasts and peroxisomes
  done clear
  C)
  grana of chloroplasts and peroxisomes
  done clear
  D)
  stroma of chloroplasts
  done clear
  View Answer play_arrow

• question_answer8) The energy-releasing process in which the substrate is oxidized without an external electron acceptor is called [AIPMT (S) 2008]
  A)
  fermentation
  done clear
  B)
  photorespiration
  done clear
  C)
  aerobic respiration
  done clear
  D)
  glycolysis
  done clear
  View Answer play_arrow

• question_answer9) Aerobic respiratory pathway is appropriately termed [AIPMT (S) 2009]
  A)
  catabolic
  done clear
  B)
  parabolic
  done clear
  C)
  amphibolic
  done clear
  D)
  anabolic
  done clear
  View Answer play_arrow

• question_answer10) \[{{\text{C}}_{\text{4}}}\text{-}\]plants are more efficient in photosynthesis than \[{{\text{C}}_{3}}\text{-}\]plants due to [AIPMT (S) 2010]
  A)
  higher leaf area
  done clear
  B)
  presence of larger number of chloroplasts in the leaf cells
  done clear
  C)
  presence of thin cuticle
  done clear
  D)
  lower rate of photorespiration
  done clear
  View Answer play_arrow

• question_answer11) In mitochondria, protons accumulate in the [AIPMT (M) 2011]
  A)
  outer membrane
  done clear
  B)
  inner membrane
  done clear
  C)
  inter membrane space
  done clear
  D)
  matrix   
  done clear
  View Answer play_arrow

• question_answer12) The correct sequence of cell organelles during photorespiration is [AIPMT (S) 2012]
  A)
  chloroplast-Golgi bodies-mitochondria
  done clear
  B)
  chloroplast-rough endoplasmic reticulum-dictyosomes
  done clear
  C)
  chloroplast-mitochondria-peroxisome
  done clear
  D)
  chloroplast-vacuole-peroxisome
  done clear
  View Answer play_arrow

• question_answer13) 

  The three boxes in this diagram represent the three major biosynthetic pathways in aerobic respiration. [NEET 2013] Arrows numbered 4, 8 and 12 can all be

  A)
  NADH
  done clear
  B)
  ATP
  done clear
  C)
                                                                              \[{{H}_{2}}O\]
  done clear
  D)
                                                               \[FA{{D}^{+}}orFAD{{H}_{2}}\]
  done clear
  View Answer play_arrow

• question_answer14) Which of the metabolites is common to respiration mediated breakdown of fats, carbohydrates and proteins?  [NEET 2013]
  A)
  Glucose-6-phosphate
  done clear
  B)
  Fructose 1, 6-bisphosphate
  done clear
  C)
  Pyruvic acid
  done clear
  D)
  Acetyl Co-A
  done clear
  View Answer play_arrow

• question_answer15) In which one of the following processes \[C{{O}_{2}}\]is not released? [NEET 2014]
  A)
  Aerobic respiration in plants
  done clear
  B)
  Aerobic respiration in animals
  done clear
  C)
  Alcoholic fermentation
  done clear
  D)
  Lactate fermentation
  done clear
  View Answer play_arrow

• question_answer16) Cytochromes are found in [NEET [C] 2015]
  A)
  matrix of mitochondria
  done clear
  B)
  outer wall of mitochondria
  done clear
  C)
  cristae of mitochondria
  done clear
  D)
  lysosomes
  done clear
  View Answer play_arrow

• question_answer17) In which of the following, all three are macronutrients? [NEET - 2016 Phase-I]
  A)
  Boron, zinc, manganese
  done clear
  B)
  Iron, copper, molybdenum
  done clear
  C)
  Molybdenum, magnesium, manganese
  done clear
  D)
  Nitrogen, nickel, phosphorus
  done clear
  View Answer play_arrow

• question_answer18) Which of the following biomolecules is common to respiration - mediated breakdown of fats, carbohydrates and proteins? [NEET - 2016 Phase-II]
  A)
  Glucose - 6 - phosphate
  done clear
  B)
  Fructose 1, 6- bisphosphate
  done clear
  C)
  Pyruvic acid
  done clear
  D)
  Acetyl CoA
  done clear
  View Answer play_arrow

• question_answer19) Which statement is wrong for Krebs' cycle? [NEET-2017]
  A)
  The cycle starts with condensation of acetyl group (acetyl CoA) with pyruvic acid to yield citric acid
  done clear
  B)
  There are three points in the cycle where \[NA{{D}^{+}}\]is reduced to \[NADH+{{H}^{+}}\]
  done clear
  C)
  There is one point in the cycle where \[FA{{D}^{+}}\]is reduced to \[FAD{{H}_{2}}\]
  done clear
  D)
  During conversion of succinyl CoA to succinic acid, a molecule of GTP is synthesized
  done clear
  View Answer play_arrow

• question_answer20) What is the role of \[\text{NA}{{\text{D}}^{\text{+}}}\]in cellular respiration? [NEET - 2018]
  A)
  It is a nucleotide source for ATP synthesis.
  done clear
  B)
  It functions as an electron carrier.
  done clear
  C)
  It functions as an enzyme.
  done clear
  D)
  It is the final electron acceptor for anaerobic respiration.
  done clear
  View Answer play_arrow

• question_answer21) Respiratory Quotient (RQ) value of tripalmitin is: [NEET 2019]
  A)
  0.07
  done clear
  B)
  0.09
  done clear
  C)
  0.9
  done clear
  D)
  0.7
  done clear
  View Answer play_arrow

• question_answer22) Conversion of glucose to glucose-6phosphate, the first irreversible reaction of glycolysis, is catalyzed by- [NEET 2019]
  A)
  Enolase
  done clear
  B)
  Phosphofructokinase
  done clear
  C)
  Aldolase
  done clear
  D)
  Hexokinase
  done clear
  View Answer play_arrow

• question_answer23) The number of substrate level phosphorylations in one turn of citric acid cycle is [NEET 2020]
  A)
  One
  done clear
  B)
  Two
  done clear
  C)
  Three
  done clear
  D)
  Zero
  done clear
  View Answer play_arrow

• question_answer24) The oxygenation activity of RuBisCo enzyme in photorespiration leads to the formation of [NEET 2020]
  A)
  1 molecule of 3-C compound
  done clear
  B)
  1 molecule of 6-C compound
  done clear
  C)
  1 molecule of 4-C compound and 1 molecule of 2-C compound
  done clear
  D)
  2 molecules of 3-C compound
  done clear
  View Answer play_arrow