Question

Describe the merits and demerits of well and tubewell irrigation in India

Answer 1

Merits of well and tubewell irrigation are
It is an economical form of irrigation that can be adapted.
It is easy to implement.
Helps to increase the fertility of soil when water is used in fields because of the presence of nitrates.

Demerits of well and tubewell irrigation are:
Only limited area can be irrigated.
If well dries, whole system is wasted.
Cannot be implemented in areas with brackish groundwater.