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PPSC Past Paper 2026 (PWWD)

PPSC · 2026 · Practice with instant answers and explanations

Practice Mode53 Past Paper MCQs
Question 33 of 53
62%
Practice Time00:00
Question33
Past PaperPPSC

In a food web, how much energy is transferred from one trophic level to the next?

Correct Answer: Option C — 10%
Explanation:
By the ecological ten-percent rule, only about 10% of energy passes to the next trophic level.
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