Question

ddt lasts a long time in the environment. it can magnify up the food chain, which means if a small animal eats something with ddt, then a larger animal eats small animals with ddt, there will be even more ddt in the larger animal. what is the term that we use to describe this phenomenon? biomagnification eutrophication

Explanation:

Biomagnification is the process where the concentration of a substance like DDT increases as it moves up the food - chain. Eutrophication is related to excessive nutrients in water bodies, not to the increase of a pollutant in the food - chain.

Answer:

Biomagnification