Shell of egg in bird becomes thin (not properly formed) due to the pollution of pesticides. This is due to interference in the activity of

Ca ATPase

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Mg ATPase

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Calmodulin

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None of the above

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Solution

The correct option is A Ca ATPase
Due to chronic injection of pesticides like DDT in birds resulted in thinner and weaker shell. The Ca-ATPase pump responsible for transporting Ca which is inhibited by the pesticide and results in less Ca in the shell. Thus , the correct answer is option A.

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Which of the following methods helps us to overcome the crisis of environmental pollution caused due to chemical fertilisers/pesticides?

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