question_answer 6)

What is biological magnification? Will the levels of this magnification be different at different levels of the ecosystem?

Answer:

(i) Biological magnification is characterized by the increase in the nonbiodegradable substances in successive trophic levels of a food chain. (ii) The level of such toxic substances will be different in different trophic levels of a food chain because these substances are accumulated more in higher trophic levels.