Explain how groundwater is recharged.

3

(a)

There are 10 tubewells in a lane of 50 houses, what could be the long term impact on the water table?

3

(a)

You have been asked to maintain a garden. How will you minimise the use of water?

3

(a)

Explain the factors responsible for the depletion of water table.

3

(a)

Make a sketch showing groundwater and water table. Label it.

3

(a)

Complete the given table.

Form of water	Process by which formed	Location where found
(a) Liquid
(b) Solid
(c) Gaseous

3

(a)

The water bearing layer of the earth called Pis made up of two components Q and R, in which R water collect under the ground. The top level of layer P is called S. When too many tubewells are used in an area, the level of S in that area goes down. What are P, Q, R and S?

3

(a)

How can you observe the three forms of water (a) in nature and (b) at home?

3

(a)

Certain pattern of the rainfall in our country leads to scarcity of water. Explain that pattern. Which part of the country gets rainfall twice a year?

3

(a)

A number of problems can be faced due to shortage of water. List some of them.

3

(a)

From where do the following usually get water? In which form is water present in them?
(a) Clouds
(b) Plants
(c) Mountain tops
(d) Aquifer
(e) Animals

3

(a)

What is the source of water in each of the following?
(a) Wells
(b) Ground
(c) Atmosphere

3

(a)

What is the meaning of shortage of water?

3

(a)

Explain the relation between water table and ground water.

3

(a)

Explain how the water wasted at individual level.

3

(a)