The water of river Ganga is purified by the

The water of Holy Ganga, river is pure due to the presence of

Name any five sources of water (other than rivers) (b) Describe how, the water of river Ganga has been highly polluted.

The tributary of river Ganga marked 'X' in the given map is which of the following?

The main reason for the abundant colidorm bacteria in the water of river Ganga is :

Write the origin of river ganga and its course of run.