Multiple choice

DDT becomes concentrated as it passes through the food chain. It is an example of

  1. denitritification

  2. biological magnification

  3. ammonification

  4. saponification

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Biological magnification (or biomagnification) is the process where the concentration of toxic substances, like DDT, increases at each successive trophic level in a food chain.