assertion: accumulation of harmful chemicals is maximum in case of organisms at higher trophic level reason :food chain normally do not go beyond 3 or 4 levels
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Assertion: Accumulation of harmful chemicals is maximum in case of organisms at higher trophic level. Reason: Food chain normally do not go beyond 3 or 4 trophic level. Explanation: ... Reason: CFC reacts with ozone and breaks it.
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