How is using of toxic material affecting the ecosystem? Write a short note on bioaccumulation and biomagnifications.

Explanation

(1) Use of toxic materials usch as pesticides, herbicides and fungicides creates new problems in the ecosystem.
(2) As these toxic materials are often indiscriminate in their action and vast numbers of other animals may be destroyed.
(3). Some of them may be predators which naturally feed on these pests. other may be the food for other animals.