Question

What the three main river system helped in formation of northern plain

Answer 1

A large number of cities have developed in the Northern Plains. A number of big and small factories have come up along the banks of the rivers. Their waste products flowing into the river have made the water polluted. All of us must help the government in keeping these rivers free from pollution. Human as well as animal life will be in danger if these rivers do not remain clean.

Answer 2

Indus , Ganga, Brahmaputra.....