Question

Differentiate between eutrophic lakes and oligotrophic lakes.

Answer 1

Sr. No.	Points	Eutrophic Lakes	Oligotrophic Lakes
1.	Depth	Relatively shallow.	Usually deep.
2.	Nutrient content	Rich in organic (nutrient) contents.	Poor in nutrient content.
3.	Water characteristics	Often have abundant organic matter.	Usually have less organic matter.
4.	Lake sides	Typically not steep and rocky.	Often have steep and rocky sides.
5.	Productivity	High biological productivity.	Low biological productivity.
6.	Example of life	Supports dense plant and animal life.	Supports sparse plant and animal life.