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MCQs

Total Questions : 57 | Page 4 of 6 pages
Question 31.  Malate-asparatate shuttle operates in
  1.    lungs and liver
  2.    heart and liver
  3.    pancreas and liver
  4.    none of these
 Discuss Question
Answer: Option B. -> heart and liver
Question 32.  During cellular respiration, most of the ATP made, is generated by
  1.    oxidative phosphorylation
  2.    photophosphorylation
  3.    glycolysis
  4.    substrate-level phosphorylation
 Discuss Question
Answer: Option A. -> oxidative phosphorylation
Question 33.  In what form does the product of glycolysis enter the TCA cycle?
  1.    AcetylCoA
  2.    Pyruvate
  3.    NADH
  4.    Glucose
 Discuss Question
Answer: Option A. -> AcetylCoA
Question 34.  To stop ATP synthesis which chemical is generally used?
  1.    DNSA
  2.    2,4 dinitrophenol
  3.    DDT
  4.    None of the chemical can stop ATP synthesis
 Discuss Question
Answer: Option B. -> 2,4 dinitrophenol
Question 35.  The enzymes of the TCA cycle in a eukaryotic cell are located in the
  1.    nucleus
  2.    mitochondria
  3.    plasma membrane
  4.    lysosomal bodies
 Discuss Question
Answer: Option B. -> mitochondria
Question 36. . A positive redox potential means substance has
  1.    lower affinity for electron
  2.    higher affinity for electron
  3.    lower affinity for proton
  4.    higher affinity for proton
 Discuss Question
Answer: Option B. -> higher affinity for electron
Question 37. . Most of the enzymes of the citric acid cycle in a eukaryotic cell are located in the
  1.    inner mitochondrial membrane
  2.    cytosol
  3.    mitochondrial matrix
  4.    intermembrane space
 Discuss Question
Answer: Option C. -> mitochondrial matrix
Question 38.
Most multi-cellular organisms obtain energy for the synthesis of ATP during oxidative phosphorylation from
  1.    high energy phosphate compounds
  2.    a proton gradient across the inner mitochondrial membrane
  3.    a proton gradient across the cell membrane
  4.    a proton gradient across the outer mitochondrial membrane
 Discuss Question
Answer: Option B. -> a proton gradient across the inner mitochondrial membrane
Question 39. . Citric acid cycle occurs in
  1.    cytoplasm
  2.    mitochondria
  3.    endoplasmic reticulum
  4.    golgi bodies
 Discuss Question
Answer: Option B. -> mitochondria
Question 40. . Standard redox potential for a substance is measured under standard condition and is expressed as
  1.    mili-Ampere
  2.    Volt
  3.    without unit
  4.    Ohm
 Discuss Question
Answer: Option B. -> Volt

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