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Question

High concentration of DDT in birds causes disturbed metabolism of

A
Mg
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B
Fe
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C
Ca
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D
Na
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Solution

The correct option is C Ca
High concentrations of DDT is caused due to its biomagnification in water bodies. It disturbs calcium metabolism in birds. This causes thinning of eggshell and their premature breaking, eventually leading to the decline in bird populations.

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