Chapter 6 Water Resources

1. Take a look at the following statement on the water cycle.

1. Water is in short supply in many parts of the world,

despite the fact that the water cycle keeps it flowing.

2. The water cycle is the flow of water from the sea

to the land.

3. The water cycle is the constant transformation of

water’s form and movement between seas, atmosphere, and land.

Select the incorrect response.

2. Take a look at the following statement about fresh water.

1. Freshwater can be obtained directly from precipitation, surface

runoff, and groundwater in the hydrological cycle.

2. ponds are a significant source of fresh water.
3. Groundwater and ponds account for 70% of freshwater.

Select the correct response.

3. Consider the following statement in relation

to the Central Pollution Control Board.

1.It is neither a statutory nor a constitutional organization.

2.It provides technical assistance to the Ministry of Environment and

Forests in accordance with the 1986 Environment (Protection) Act.

3.It’s  used as a field formation.

Which of the following statements is (are) true?

4. Which one of the following types describes

water as a resource?

5. Which one of the following rivers has the highest

replenishable ground water resource in the country?

6. Which of the following figures in cubic kilometres

correctly shows the total annual precipitation in India?

7. Which one of the following south Indian states has the highest

groundwater utilization (in per cent) of its total ground

water potential?

8. The highest proportion of the total water used

in the country is in which one of the following sectors?

9. Consider the following statement in light of the causes that

contribute to Tamil Nadu’s highest groundwater depletion.

1.Agriculture is the main source of irrigated water in Tamil Nadu,

and the main source is underground water.

2.Because all of the green revolution crops require a lot of water,

the demand for water in these state is extremely high.

3.Because this location is easy to dig, underground water

extraction is the most convenient source of water.

Choose the appropriate response.

10. Consider the following management in terms of

watershed management.

1.Watershed management is a term used to describe

an international organisation.

2.It entails the prevention of runoff as well as the storage

and recharge of groundwater using a variety of technologies.

3.Watershed management seeks to achieve a balance between

natural resources and society on the one hand.

Choose the correct answer.

11. What proportion of the world’s water resources does India possess?

12. Consider the following statement with relation to rainwater harvesting:

1. Rain water harvesting is a method to capture and store rainwater for various uses.
2. pits is considered a technique for preserving the rain water  .

Which of the statements given above is/are incorrect?

13. match the following

Choose the correct answer

14. Which state was the first to make water harvesting mandatory?