The advantage of micro-hydel projects is that they

A. Make use of water of the perennial hill streams and irrigation canals

B. Prevent flash floods

C. Save water

D. Involve less cost

Answer: Option D

Solution(By Examveda Team)

The advantage of micro-hydel projects is that they involve less cost. Micro-hydro power plants convert the energy of flowing water into electrical energy. The energy produced by them is renewable & the process does not emit polluting gasses.