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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
ATP
Carbohydrate
O2

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Photosynthesis and Respiration
If the oxygen is labeled in CO2 and provide this CO2 to a plant, where it is expected to find this labeled oxygen after the plant had undergone photosynthesis?

In the carbohydrate produced
In the water used
In the oxygen given off by the plant
In the NADPH

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Photosynthesis and Respiration
The vast majority of the molecules that act as energy carriers to power cellular activities are made in

the Golgi apparatus
the mitochondria and chloroplasts
the nucleus
the cytosol

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Photosynthesis and Respiration
NADP+ is reduced to NADPH during

photorespiration
calvin cylcle
light dependent reactions
none of these

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

Glycerol kinase
Cytochrome reductase
NADP reductase
Ribulose bisphosphate carboxylase

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

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

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