Question

Eutrophication is caused by _______. a. an increase in nutrients b. a decrease in nutrients c. the introduction of new species of animals d. the introduction of new species of plants

Answer 1

Its option A..... Bcuz eutriphication is caused by increase in nutrients

Answer 2

The answer for this question is option a. increase in nutrients. Eutrophication is an enhancement of water by supplement salts that makes auxiliary changes the biological system, for example, expanded generation of green growth and sea-going plants, exhaustion of fish species, general crumbling of water quality and different impacts that lessen and block use.

These basic changes chiefly rely upon 3 factors: 1. use of fertlizers 2. dischargeof water into water bodies. 3. reduction of self purification capacity.