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Why do plants contain other pigments besides chlorophyll?


A) The additional pigments are able to absorb other light wavelengths that chlorophyll cannot.
B) The additional pigments can only absorb violet or ultraviolet light.
C) Chlorophyll is unable to absorb visible light.
D) When chlorophyll breaks down, the additional pigments can absorb the same wavelengths of light.
E) When the additional pigments break down, the chlorophyll can absorb other wavelengths of light.

F) C) and D)
G) A) and B)

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In photosynthesis, the light reactions ________ while the Calvin cycle ________.


A) capture solar energy; converts the captured energy to chemical potential energy
B) can occur only in the light; can occur only in the dark
C) require the presence of ATP; makes ATP
D) can only function if the stomata are open; can only occur if the stomata are closed
E) use products manufactured in the dark reactions; creates products used in the dark reactions

F) B) and D)
G) A) and B)

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