The cause of decline in the population of rep | vedclass

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(A) Reptiles and birds are typically secondary or tertiary consumers in an ecosystem.$DDT$ (Dichlorodiphenyltrichloroethane) is a non-biodegradable ch

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$DDT$

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(A) Reptiles and birds are typically secondary or tertiary consumers in an ecosystem.$DDT$ (Dichlorodiphenyltrichloroethane) is a non-biodegradable chemical pollutant that undergoes biomagnification,leading to higher concentrations in higher trophic levels.In birds,$DDT$ interferes with calcium metabolism,causing thinning of eggshells,which leads to premature breaking and a decline in population.Therefore,$DDT$ is the primary cause for the decline in their populations.

The cause of decline in the population of reptiles and birds is

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