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Photosynthesis and Respiration

Photosynthesis and Respiration
In cells having organelles, the steps of the Krebs cycle and the electron transport system occur in the

mitochondria
cell membrane
none of these
endoplasmic reticulum

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Photosynthesis and Respiration
Oxidative phosphorylation is to respiration as __________ is to photosynthesis

light capture by chlorophyll
carbon fixation
reduction of NADPH
electron transport chain

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Photosynthesis and Respiration
What is the maximum absorption wavelength for photosystem I in green plants?

600 nm
700 nm
550 nm
750 nm

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Photosynthesis and Respiration
In the initial step of photosynthesis, sunlight energizes the electron pair of

chlorophyll pigments
water
adenosine triphosphate (ATP)
carbon dioxide

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Photosynthesis and Respiration
Carbon dioxide is reduced in

the Calvin cycle
both light and dark reactions
noncyclic photophosphorylation
the light reactions

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Photosynthesis and Respiration
Which of the following is the reduced form of a temporary electron carrier molecule?

FADH2
ATP
CO2
NADP+

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