Question

the sources of the perennnial rivers​

Answer 1

Answer:

lofty mountains

Explanation:

Perennial rivers have source from lofty mountains where snow is common like Himalayas. Non perennial rivers do not have any source but water flows when continuous rain fall is there in the region. It is seasonal and monsoon rain brings water to these rivers otherwise they are dry.

Answer 2

Answer:

The source of perennial river are mountains  and glacier.

For example -   Himalayan mountain are the source of perennial river Ganga

Hope , it will help you....