How has DDT caused decline in bird population ?

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asked Mar 14 in Class XII Biology by rahul152 (-2,869 points)
How has DDT caused decline in bird population ?

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answered Mar 14 by nikita74 (-1,051 points)
High concentrations of DDT disturb calcium metabolism in birds, which causes thinning of eggshell and their premature breaking, eventually causing decline in bird populations.

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