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PHOTOSYNTHESIS AND RESPIRATION

Photosynthesis and Respiration
During the light-dependent reactions of photosynthesis, which of the following does not occur?

Splitting of water
Release of oxygen
Carbon dioxide fixation
Absorption of light energy by photosystems

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Photosynthesis and Respiration
Which of the following structures or processes are logically associated with chloroplasts?

Plant cells
All of these
Thylakoid membranes
Chlorophyll

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Photosynthesis and Respiration
In oxygenic photosynthesis, water is split in order to provide the

O2 needed for the dark reactions
electrons needed to reduce NADH
electrons needed to reduce P680
electrons needed for cyclic photophosphorylation

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Photosynthesis and Respiration
Where do the protons come from that make up the proton gradient used in the light reactions of photosynthesis?

H2O
Glucose
ATP
NADPH

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

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

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