What fraction of the sunlight that arrives on Earth is actually utilized in the process of photosynthesis?

Biology Mcqs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Biology Mcqsbiology-mcqs
Published
11 May 2018
Last updated
28 May 2026

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Choose the correct answer

Explanation

Only about 1% of the sunlight reaching Earth is harnessed by plants during photosynthesis, making option D the correct choice.

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