Question

What do you understand by the term bio magnification?

Answer 1

1. Biomagnification is the increase in contaminated substances due to the intoxicating environment.
2. The contaminants might be heavy metals such as mercury, arsenic, and pesticides such as polychlorinated biphenyls and DDT (Dichloro Diphenyl Trichloro ethane).
3. These substances are taken up by the organisms through the food they consume.
4. When the organisms in the higher food chain feed on the organisms in the lower food chain containing these toxins, these toxins get accumulated in the higher organisms.