Q. 135.0( 1 Vote )

Accumulation of non-biodegradable pesticides in the food chain in increasing amount at each higher trophic level is knows as:
A. eutrophication

B. pollution

C. biomagnifications

D. accumulation

Answer :

Biological magnification occurs when the number of chemicals and toxins increase and accumulate through the trophic levels of a food chain.

Chemical substances from crop fields and industries are released into the environment, making their way toward food chains and food webs.

Normally biological magnification doesn’t affect directly but exposure to these harmful chemicals may cause some long-term side effects.

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