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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
none of these
cell membrane
endoplasmic reticulum

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

water
adenosine triphosphate (ATP)
carbon dioxide
chlorophyll pigments

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Photosynthesis and Respiration
Electron transport systems play a vital role in

Calvin cycle
photorespiration
all of these
light-dependent reactions

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Photosynthesis and Respiration
Where does the O2 come from that is essential for the proper functioning of oxidative phosphorylation?

Light reactions of photosynthesis
Carbon fixation
Dark reactions of photosynthesis
Fermentation

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

750 nm
700 nm
550 nm
600 nm

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

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

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