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Photosynthesis and Respiration

Photosynthesis and Respiration
Which one of the following is a product of both cyclic and noncyclic photophosphorylation?

NADPH
O2
Carbohydrate
ATP

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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
Which of the following serves as a reactant in photosynthesis and a product in cellular respiration?

Sunlight
ATP
O2
CO2

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Photosynthesis and Respiration
What process in cellular respiration is essentially the reverse of carbon fixation in photosynthesis?

Oxidative phosphorylation
Citric acid cycle
Glycolysis
Alcohol fermentation

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Photosynthesis and Respiration
Which enzyme is involved in carbon-fixation reaction?

NADP reductase
Ribulose bisphosphate carboxylase
Cytochrome reductase
Glycerol kinase

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Photosynthesis and Respiration
The cytochrome c oxidase complex

donates four electrons to O2
all of these
accepts electrons from cyt c
pumps protons out of the matrix space

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