Conservation of Water

Q. Which kind of irrigation is highly effective in dry regions?

1. Sprinkle irrigation
2. Drip irrigation
3. Well irrigation
4. None of the above

Q.

Which of the following is not in favor of multipurpose river valley projects?

1. Control Floods

2. Generate Hydroelectricity

3. Provide Water For Irrigation

4. Large scale displacement of people

Q. What method is adopted to save runoff water?

1. Sprinklers
2. Building dams
3. Water harvesting
4. Drip irrigation

Q. What is waterlogging? How does it harm the crops? How can it be prevented?

Q.

What are the disadvantages of constructing dams?

Q. is known to be the most efficient irrigation system.

1. Sprinkler irrigation
2. Trickle irrigation
3. Surface runoff

Q. and harvesting are two methods used to replenish groundwater.

1. Surface runoff
2. Sprinkle
3. drip
4. rooftop rainwater

Q.

Write one advantage and one disadvantage of construction of dams.

Q. Which of the following countries does not depend on desalination process for getting fresh water?

1. Dubai
2. Iran
3. France
4. Qatar