What is eutrophication?
A) A set of physical, chemical, and biological changes in an environment when there is an excessive release of nutrients in the water
B) A large plankton bloom dominated by one species
C) The removal of oxygen from the water of an area
D) The manmade changes to the environment

Question

Quizplus · Accepted Answer

The extra nutrients often come from sewage and fertilizers. Eutrophication occurs at the mouths of almost all the world's rivers. Information can be found in the section Marine Pollutants May Be Natural or Human Generated.

What Is Eutrophication