Multiple choice

Which set of reactions uses energy from sunlight to produce energy-rich compounds?

  1. light-dependent reactions

  2. light-independent reactions

  3. electron carrier reactions

  4. chloroplast reactions

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A Correct answer
Explanation

The light-dependent reactions of photosynthesis directly absorb solar energy to produce energy-rich compounds like ATP and NADPH. These reactions take place within the thylakoid membranes of the chloroplast. In contrast, light-independent reactions use these energy-rich compounds to synthesize glucose without requiring direct sunlight.