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Biomagnification occurs due to toxic chemical accumulated by an organism. a.Cannot be metabolised b. Can be metabolised c. Cannot be excreted d. Can be excretedA. a and cB. b and dC. a, b and cD. a, b, c and d |
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Answer» Correct Answer - A A few non-biodegradable toxic substances often pres ent in industrial waste water can undergo biological magnification or biomngnification in the aquatic food chain. This happens because a toxic substance accumulated by an organism cannot be metabolised or excreted and thus passed to the next higher trophic level. |
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