Question

define perrenial and non perrenial rivers​

Answer 1

Answer:

1. Perennial rivers - These are those rivers which provide water as the source throughout the year. In topographical maps, these are shown with blue dots.
2. Non - perennial rivers - These are those rivers which are seasonal and provide water only in the army season. They fail to provide water throughout the year. In topographical maps, these are shown with small dots, with only boundaries blue.

HOPE THIS HELPS !!☺☺✌✔️

Answer 2

Answer

perrenial rivers are those rivers in which water flows throughout the year.ex- Ganga .

non perrenial river is one that is partly or fully dry for a part of the year.

ex- Krishna.