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  3. The accumulation of non-biodegradable substances in a food chain in increasing amounts at each higher trophic level is known as.

. The accumulation of non-biodegradable substances in a food chain in increasing amounts at each higher trophic level is known as.

1. Accumulation

2.  Biomagnification

3. Pollution

4. Eutrophication

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Ans: 2

Sol: Accumulation of non-biodegradable pesticides in the food chain in increasing amount at each higher trophic level is known as biomagnification

 

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