Conservation of Water

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. What method is adopted to save runoff water?

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

Q. What method is adopted to save runoff water?

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