Answer the following questions briefly,
(i) What is meant by a water divide? Give an example.
(ii) Which is the largest river basin in India?
(iii) Where do the rivers Indus and Ganga have their origin?
(iv) Name the two head-streams of the Ganga. Where do they meet to form Ganga?
(v) Why does the Brahmaputra in its Tibetan part have less silt, despite a longer course?
(vi) Which two peninsular rivers flow through trough?
(vii)State some economic benefits of rivers and lakes.