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Photosynthesis and Respiration

Photosynthesis and Respiration
Hydrogen (electron) acceptor in the light reactions is

NADP+
NAD+
ADP
FADH

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

chlorophyll pigments
adenosine triphosphate (ATP)
carbon dioxide
water

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Photosynthesis and Respiration
The followings are the products of the light reactions of photosynthesis except

ATP
NADPH
oxygen
glucose

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Photosynthesis and Respiration
Electron transport systems play a vital role in

photorespiration
all of these
Calvin cycle
light-dependent reactions

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

CO2
Sunlight
O2
ATP

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

Ribulose bisphosphate carboxylase
NADP reductase
Glycerol kinase
Cytochrome reductase

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