Respiration in Plants MCQ

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• What is the respiratory quotient for organic acids?
  ক

  More than 1

  খ

  Less than zero

  গ

  Zero

  ঘ

  Less than one but greater than Zero
• What is the RQ value for tripalmitin?
  ক

  0.9

  খ

  1

  গ

  0.3

  ঘ

  0.7
• What is the value of RQ in carbohydrates?
  ক

  0.7

  খ

  0.3

  গ

  1

  ঘ

  10
• On which of the following does the respiratory quotient depend?
  ক

  The respiratory concentration of Oxygen

  খ

  The respiratory substrate used during respiration

  গ

  The volume of Carbon-dioxide evolved

  ঘ

  Energy evolved during respiration
• What is the full form of RQ?
  ক

  Respiratory Quotient

  খ

  Reservatory Quotient

  গ

  Reservation Q-value

  ঘ

  Reservatory Q-value
• Fermentation accounts for the complete breakdown of glucose and sucrose.
  ক

  True

  খ

  False
• What is the speed of oxidation of NADH in case of fermentation?
  ক

  Vigorous

  খ

  Very slow

  গ

  Slow

  ঘ

  Fast
• How many ATP molecules are gained during fermentation?
  ক

  8 ATP

  খ

  2 ATP

  গ

  10 ATP

  ঘ

  4 ATP
• How many ATP molecules are gained during aerobic respiration?
  ক

  2 ATP

  খ

  10 ATP

  গ

  35 ATP

  ঘ

  38 ATP
• When is the ATP utilised?
  ক

  It is utilised as and when needed

  খ

  It is never utilised

  গ

  It is only in the stored form

  ঘ

  Only when the cell is about to replicate
• Do all the respiratory pathways work simultaneously?
  ক

  No, not at all

  খ

  They take place one after the other

  গ

  Yes, they work simultaneously

  ঘ

  Sometimes they work independently
• All carbohydrates except for glucose can be respired in a respiratory pathway.
  ক

  True

  খ

  False
• Which of the following is not an assumption of the respiratory balance sheet?
  ক

  NADH synthesised in glycolysis is transferred into mitochondria

  খ

  None of the intermediates is used to synthesise other compounds

  গ

  Respiration is a sequential pathway

  ঘ

  Energy can never be stored
• Which of the following is an assumption of the respiratory balance sheet?
  ক

  Respiration is a sequential pathway

  খ

  Respiration does not exist

  গ

  Energy cannot be calculated in a respiratory pathway

  ঘ

  Energy is always lost in the form of heat in respiration
• Is it possible to make calculations of the net gain of ATP?
  ক

  Not possible

  খ

  Possible only theoretically

  গ

  Possible only in reality

  ঘ

  Sometimes possible and sometimes not
• What is an amphibolic pathway?
  ক

  Breaking down processes

  খ

  Another name for catabolic processes

  গ

  Both anabolic and catabolic processes

  ঘ

  Another name for anabolic processes
• In mitochondria, which of the following is the site for the oxidation-reduction reaction?
  ক

  Inner membrane

  খ

  Outer membrane

  গ

  Matrix

  ঘ

  Cristae
• What is meant by anabolism?
  ক

  Synthesis of some molecules

  খ

  Breaking down of molecules

  গ

  Joining of bonds

  ঘ

  Shifting of bonds
• What is catabolism?
  ক

  Joining of substances

  খ

  Breaking down processes

  গ

  Continuous processes

  ঘ

  Discontinuous processes
• The respiratory pathway comes into the picture in both the breakdown and synthesis of fatty acids.
  ক

  True

  খ

  False
• What would happen if organisms need to synthesise fatty acids which had already broken down into acetyl CoA?
  ক

  Acetyl CoA would be withdrawn from the pathway

  খ

  Acetyl CoA would be further broken down

  গ

  Ethanol would be released

  ঘ

  Glycerol would be released
• Which pathway was respiration traditionally considered as?
  ক

  Anabolic pathway

  খ

  Catabolic pathway

  গ

  Amphibolic pathway

  ঘ

  Bolic pathway
• Which of the following are responsible for the degradation of proteins?
  ক

  Lipases

  খ

  DNase

  গ

  RNase

  ঘ

  Proteases
• Glycerol would enter the pathway after being converted to malic acid.
  ক

  True

  খ

  False
• For the fats to be respired, what are they broken into?
  ক

  Glycerol and fatty acids

  খ

  Glycerol and ethanol

  গ

  Fatty acids only

  ঘ

  Glycerol only
• Which of the following is the favoured substance for respiration?
  ক

  Sucrose

  খ

  Lactose

  গ

  Glucose

  ঘ

  Mannose
• For each ATP produced, how many protons pass through the intermembrane space?
  ক

  One

  খ

  Two

  গ

  Three

  ঘ

  Four
• What kind of compound is F0 particle?
  ক

  Peripheral protein

  খ

  Cutaneous protein

  গ

  Embedded protein

  ঘ

  Integral protein
• What kind of protein is F1 that is present in Complex V?
  ক

  Peripheral protein

  খ

  Embedded protein

  গ

  Integral protein

  ঘ

  Membrane less protein
• How many major components are there in Complex V of ETS?
  ক

  One

  খ

  Two

  গ

  Three

  ঘ

  Four