DDT is a persistent organic pollutant that undergoes biomagnification, which is the increasing concentration of a substance in organisms at successively higher levels in a food chain. The organism at the highest trophic level will accumulate the highest concentration.
Which one of the following organisms is likely to show the highest- concentration of DDT once it has been introduced into the ecosystem?
Asked in UPPCS Prelims 1997 · Topic: Pollution (Persistent Organic Pollutants (POPs) and Heavy Metal Pollution: Characteristics, sources, biomagnification, effects, relevant conventions.)
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