Q. 585.0( 2 Votes )
The harmful chemical which is accumulating in human beings through food chain is:
A. Benzene hexa-chloride
D. Abscisic acid
DDT (dichlorodiphenyltrichloroethane) is an insecticide that is used to kill insects. Plants absorb it through soil and pass it up in the food chain. Because of biological magnification, it gets accumulated in human beings and may accumulate in large amount too.
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List two biotic components of a biosphere.Xam idea - Science