In an area where DDT had been used extensively, the population of birds declined significantly because:A. birds stopped laying eggsB. earthworms in the area got eradicatedC. cobras were feeding exclusively on birdsD. many of the birds eggs laid, did not hatch

In an area where DDT had been used extensively, the population of bird

1.	In an area where DDT had been used extensively, the population of birds declined significantly because:A. birds stopped laying eggsB. earthworms in the area got eradicatedC. cobras were feeding exclusively on birdsD. many of the birds eggs laid, did not hatch
Answer» Correct Answer - D

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In an area where DDT had been used extensively, the population of birds declined significantly because:A. birds stopped laying eggsB. earthworms in the area got eradicatedC. cobras were feeding exclusively on birdsD. many of the birds eggs laid, did not hatch

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