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MCQs

Total Questions : 82 | Page 2 of 9 pages
Question 11. The movement across membrane depends upon
  1.    Diffusion
  2.    Electrostatic force
  3.    both a and b
  4.    Osmosis
 Discuss Question
Answer: Option C. -> both a and b
Answer: (c).both a and b
Question 12. The movement of ions across selectively permeable membrane is called
  1.    electron flow
  2.    Osmosis
  3.    flow rate
  4.    Endocytosis
 Discuss Question
Answer: Option B. -> Osmosis
Answer: (b).Osmosis
Question 13. The enzyme that makes ATP by chemiosmosis is
  1.    ATP dehydrogenase
  2.    Gyrase
  3.    ATP synthase
  4.    dehydrogenase
 Discuss Question
Answer: Option C. -> ATP synthase
Answer: (c).ATP synthase
Question 14. The measure of potential energy stored as combination of proton and voltage gradients across membrane is termed as
  1.    electron motive force
  2.    proton motive force
  3.    ion motive force
  4.    molecule motive force
 Discuss Question
Answer: Option B. -> proton motive force
Answer: (b).proton motive force
Question 15. Chemiosmosis hypothesis was proposed by
  1.    Peter D. Mitchell
  2.    Charles Darwin
  3.    Mendel
  4.    Alfred Russell
 Discuss Question
Answer: Option A. -> Peter D. Mitchell
Answer: (a).Peter D. Mitchell
Question 16. The production of ATP by chemiosmosis is done in
  1.    chloroplasts
  2.    mitochondria
  3.    both a and b
  4.    Cytoplasm
 Discuss Question
Answer: Option C. -> both a and b
Answer: (c).both a and b
Question 17. The quantitative study of energy transductions that occur in and between living organisms is called
  1.    biogenetics
  2.    thermodynamics
  3.    biogenetical thermodynamics
  4.    Osmoregulation
 Discuss Question
Answer: Option C. -> biogenetical thermodynamics
Answer: (c).biogenetical thermodynamics
Question 18. The undigested material is removed out through
  1.    Excretion
  2.    Egestion
  3.    Injection
  4.    Digestion
 Discuss Question
Answer: Option B. -> Egestion
Answer: (b).Egestion
Question 19. The relation which relates enthalpy and entropy is
  1.    ΔG = ΔH - TΔS
  2.    ΔG - ΔH
  3.    ΔG° = -RTlnK
  4.    both a and c
 Discuss Question
Answer: Option D. -> both a and c
Answer: (d).both a and c
Question 20. Metabolism is the combination of anabolism and
  1.    Oxidation
  2.    Reduction
  3.    Catabolism
  4.    Respiration
 Discuss Question
Answer: Option C. -> Catabolism
Answer: (c).Catabolism

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