Question

what is called biological magnification? ​

Answer 1

Explanation:

BIOLOGICAL MAGNIFICATION OR BIOMAGNIFICATION IS DEFINED AS THE INCREASE IN THE CONCENTRATION OF THE TOXICANTS AT SUCCESSIVE TROPHIC LEVELS.

Actually, the toxic substances can neither be excreted nor metabolised , hence, they get accumulated in an organism and thus, are passed on to higher trophic levels.DDT and MERCURY ...

Answer 2

Answer:

the tendency of the pollutants to concentrate as they move from one trophies level to the next