Question

Which one of the following is responsible for the sustenance of underground water?

• A. Loss of vegetation cover
• B. The diversion for high water demanding crops
• C. Pollution from urban wastes
• D. Afforestation

Answer 1

The correct option is D

Afforestation

The correct option is D.

Explanation for Correct option:

1. Groundwater sustainability refers to the preservation of groundwater, which can be accomplished by afforestation.
2. The practise of planting trees is known as afforestation.
3. The roots and trunks of trees will act as a barrier to run-off water, allowing water to soak into the ground and thereby raising the groundwater level.

Explanation for Incorrect option:

Option A:

Loss of vegetation cover leads to a low rainfall rate which adversely affects the groundwater level.

Option B:

The growth of High water-demanding crops affects the groundwater level directly.

Option C:

Pollution decreases the water level of the ground by decreasing the rainfall rate.

Final answer: Afforestation is responsible for the sustenance of underground water.