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Photosynthesis and Respiration

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

All of these
Plant cells
Chlorophyll
Thylakoid membranes

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Photosynthesis and Respiration
The electrons that are released by the splitting of water during photosynthesis ultimately end up in

rubisco
NADPH
O2
ATP

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

Ribulose bisphosphate carboxylase
Cytochrome reductase
Glycerol kinase
NADP reductase

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Photosynthesis and Respiration
Rubisco (RuBP Carboxylase-oxygenase enzyme), glyceraldehyde 3-phosphate, and NADPH all play a role in

the breakdown of glucose into CO2
alcohol fermentation
the dark reactions of photosynthesis
cellular respiration when O2 is present

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Photosynthesis and Respiration
Carbon fixation requires the expenditure of ATP molecules which is generated by

formation of glucose during the Calvin cycle
replenishment of chlorophyll
ETS (electron transfer system) during the light reactions
None of these

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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?

ATP
Glucose
NADPH
H2O

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