NEET BIOLOGY

ECOLOGY

BIODIVERSITY AND ITS CONSERVATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The increased concentration of toxic substances in organisms at a high trophic level in the food chain.
A
species magnification
B
biological magnification
C
biological effect
D
pollution effect
Explanation: 

Detailed explanation-1: -Biomagnification, also known as bioamplification or biological magnification or bioaccumulation, is the increasing concentration of a substance such as a toxic chemical in the tissues of organisms at successively higher levels in a food chain.

Detailed explanation-2: -Bioaccumulation refers to increase in concentration of a toxin at successive trophic levels.

Detailed explanation-3: -Hence, the organism at the highest trophic level has the maximum accumulation of toxic substances. Biomagnification does not occur due to the enrichment of nutrients in water bodies.

Detailed explanation-4: -Biomagnification, also known as bioamplification or biological magnification, is the increasing concentration of a substance, such as a toxic chemical, in the tissues of organisms at successively higher levels in a food chain.

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