Environment Quiz Questions and Answers Pdf - 3

Question: 11

What is eutrophication?

When organic wastes are dumped into water bodies they cause excessive growth of aquatic vegetation. This is called Eutrophication.

Question: 12

What are pollutants?

The agents that pollute the environment are termed as pollutants.

Question: 13

What is demography?

The statistical study of population trends is termed as demography.

Question: 14

What are pneumatophores?

Pneumatophores are respiratory roots found in the mangrove vegetation.

Question: 15

What is bulbil?

Bulbil is a special multicellular body of vegetative bud meant for production of the plant. Example Agave, Onion.