Question

Which of the two is a better option, (i) to collect rainwater in ponds or artificial lakes, or (ii) to let it recharge groundwater by water harvesting? List two advantages of the option to justify your answer.

Answer 1

Question:

Which of the two is a better option, (i) to collect rainwater in ponds or artificial lakes, or (ii) to let it recharge groundwater by water harvesting? List two advantages of the option to justify your answer.

Answer:

To allow rainwater to recharge groundwater by water harvesting is the better option. Its advantages are:

(i) Groundwater does not evaporate.

(ii) Groundwater does not provide breeding ground for mosquitoes.