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MCQs

Total Questions : 18 | Page 2 of 2 pages
Question 11. . Which of the following is correct sequence of processes in the oxidation of glucose?
  1.    Krebs cycle - glycolysis - electron transport
  2.    Glycolysis - Krebs cycle - eletron transport
  3.    Electron transport - Krebs cycle - glycolysis
  4.    Krebs cycle - electron transport - glycolysis
 Discuss Question
Answer: Option B. -> Glycolysis - Krebs cycle - eletron transport
Question 12. . In electron transport, electrons ultimately pass to
  1.    ADP
  2.    cytochrome b
  3.    oxygen
  4.    none of these
 Discuss Question
Answer: Option C. -> oxygen
Question 13.
During electron transport, protons are pumped out of the mitochondrion at each of the major sites except for
  1.    complex I
  2.    complex II
  3.    complex III
  4.    complex IV
 Discuss Question
Answer: Option B. -> complex II
Question 14. . The complete oxidation of glucose yields usable energy in the form of
  1.    FADH2
  2.    coenzyme A
  3.    ATP
  4.    pyruvic acid
 Discuss Question
Answer: Option C. -> ATP
Question 15. . The aerobic breakdown of glucose known as respiration involves
  1.    electron transport phosphorylation
  2.    glycolysis
  3.    Krebs Cycle
  4.    all of the above
 Discuss Question
Answer: Option D. -> all of the above
Question 16. . In aerobic respiration, the compound that enters a mitochondrion is
  1.    acetyl CoA
  2.    pyruvate
  3.    phosphoglyceraldehyde
  4.    oxaloacetate
 Discuss Question
Answer: Option B. -> pyruvate
Question 17. . The aerobic breakdown of glucose known as respiration involves
  1.    electron transport phosphorylation
  2.    glycolysis
  3.    Krebs Cycle
  4.    all of the above
 Discuss Question
Answer: Option D. -> all of the above
Question 18. . In aerobic respiration, the compound that enters a mitochondrion is
  1.    acetyl CoA
  2.    pyruvate
  3.    phosphoglyceraldehyde
  4.    oxaloacetate
 Discuss Question
Answer: Option B. -> pyruvate

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