Teaching Bihar Sakshamta Pariksha (Niyojit Shikshak) Mock Test 2024 General Knowledge Ecology and Environment Environment Problems
In an ecosystem, biological magnification means:
1
the increasing build-up of toxic substances within organisms that happens at each stage of the food chain
2
the breakdown of organic matter by microorganisms, such as bacteria and fungi
3
the use of biological organisms, usually microorganisms, to remove contaminants
4
the process by which toxins enter the food web by building up in individual organisms