Question

D. Answer the following questions in brief.
1.
Name the three forms in which water exists on the earth
2.
Give the meaning of the term 'water table.
3. Name two methods of drawing out ground water.
4.
Name two activities which lead to the formation of sewage.
5.
State any two precautions that can help avoid the 'choking of drains.​

Answer 1

Answer:

1. Solid, Liquid and Gas