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

32. The breakdown of glucose occurs by the process known as

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

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

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

35. In algae, photosynthesis takes place in

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