Question

Why are wells and tube wells preffered to other sources of irrigation water in india?

Answer 1

The advantages of tubewells or wells over other source of irrigation are:
​1.They are perennial source of water.
2.They are easy to built and requires low maintenance.
3.Well is used for irrigation where electricity facility is not available.
4.​The cost of digging a well is not very high and can be dug even in inaccessible places if the surface rock is soft.