Explain the process of biological magnification

Question

anonymous · Answer

well, if an river insect ate its feed with much amount of pesticides or metals stuffs and as inthe cycle before excretion it got eaten by a fish and before its digestion we got consumed them, so automatically in this food chain we got these pesticides or metal stuff concentration got increased levels over our body... this is called bilogical magnification.. and 
hey, teh increase in concentration of these stuff inour body than the normal rate or increase of these stuff comparing to the excretion of them.. is bilogical concentration....

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