Biochemistry - Photosynthesis and Respiration

Exercise :: Photosynthesis and Respiration - Section 1

  • Photosynthesis and Respiration - Section 1
31. 

In noncyclic photophosphorylation, the ultimate acceptor of electrons that have been produced from the splitting of water is

A. NADP+
B. chlorophyll a
C. carbon dioxide
D. chlorophyll b

Answer: Option C

Explanation:

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32. 

The breakdown of glucose occurs by the process known as

A. glycolysis
B. fermentation
C. anaerobic respiration
D. Krebs cycle

Answer: Option A

Explanation:

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33. 

The manufacture of ATP in both photosynthesis and respiration is made possible by

A. the existence of a proton gradient across specific membranes
B. the action of ATP synthase
C. energy from the movement of electrons
D. All of the above

Answer: Option D

Explanation:

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34. 

The end products of noncyclic photophosphorylation are

A. O2, ATP and NADPH
B. carbon dioxide, PGAL (phosphoglyceraldehyde), and H2
C. water, ADP and NADP+
D. carbon dioxide, ATP and water

Answer: Option A

Explanation:

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35. 

In algae, photosynthesis takes place in

A. choloroplasts
B. cell membrane
C. mitochondria
D. none of the above

Answer: Option A

Explanation:

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