10
QuizMultiple Choice

Light Independent Reactions in Photosynthesis

Question 10 • HVA 26-27 IM Biology A

How do ATP and NADPH connect light-dependent and light-independent reactions in photosynthesis?

Answer
A
ATP and NADPH are produced in both reactions.
B
ATP and NADPH are used in both reactions.
C
ATP and NADPH are produced in the light-dependent reactions and used in the light-independent reactions.
D
ATP and NADPH are produced in the light-independent reactions and used in the light-dependent reactions.

Explanation

The light-dependent reactions capture light energy and produce ATP and NADPH. The light-independent reactions (Calvin cycle) use ATP for energy and NADPH to help build sugars from carbon dioxide. Therefore, the correct choice is C: ATP and NADPH are produced in the light-dependent reactions and used in the light-independent reactions.

AI-written and checked against the verified answer.

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