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Photosynthesis and Respiration

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

adenosine triphosphate (ATP)
chlorophyll pigments
water
carbon dioxide

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Photosynthesis and Respiration
The end products of noncyclic photophosphorylation are

carbon dioxide, PGAL (phosphoglyceraldehyde), and H2
water, ADP and NADP+
carbon dioxide, ATP and water
O2, ATP and NADPH

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Photosynthesis and Respiration
Carbon dioxide is reduced in

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

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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 nucleus
the cytosol
the mitochondria and chloroplasts
the Golgi apparatus

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Photosynthesis and Respiration
What do NAD+, NADP+, and FAD+ all have in common?

They have a full complement of electrons
They are reduced
They are oxidized
They are what is used during carbon fixation in photosynthesis

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

Ribulose bisphosphate carboxylase
NADP reductase
Cytochrome reductase
Glycerol kinase

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MORE MCQ ON Photosynthesis and Respiration

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