McGraw-Hill Online Learning Center Test

McGraw-Hill Online Learning Center Test


1. Review the image and answer the following questions.

What is the source of electrons for photosystem II that are ejected to higher energy levels in the presence of light?

A. water molecules
B. oxygen
C. nutrients from the soil
D. NADPH


2. What is the advantage of noncyclic photophosphorylation over cyclic photophosphorylation?

A. It allows for different pigments to absorb a greater band of light.
B. Noncyclic photophosphorylation is easier for the plant since it uses only one photosystem.
C. Noncyclic photophosphorylation produces ATP and NADPH; cyclic produces only ATP.
D. There is no advantage; both are equally matched and differ only in the type of photosynthetic organism that possesses each.
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