Which of the following is incorrect about rain water harvesting?

A. It is helpful in raising water level

B. It increases the harms of flow

C. It is a mode of water conservation

D. It is helpful in fulfilling the growing demands of water

Answer: Option B

Solution(By Examveda Team)

"Harms of flow" means surface run off of water during rainy season in plain region which leads to eroding away of surface layer of soil where as rain water harvesting avoids such occurrences.