Question.
Compare the east flowing and the west-flowing rivers of the Peninsular plateau.
( Chapter - 3 Drainage, Cass 9 NCERT Contemporary India -I )
Answer.
Central Highlands and Westernghats act as the water divide of east flowing and the west-flowing rivers of the Peninsular plateau.
The following is the comparison of the east-flowing and the west-flowing rivers of the Peninsular Plateau:
Example:
Examples of the major west-flowing rivers are Narmada, Tapi, and Periyar while examples of the major east-flowing peninsular rivers are Godavari, Krishna, and Kaveri.
River length:
Most of the west-flowing peninsular rivers except Narmada and Tapi are shorter in length whereas east-flowing rivers are comparatively longer in length.
River Mouth:
The mouth of most of west flowing rivers is the Arabian Sea whereas the mouth of the east-flowing rivers is the Bay of Bengal.
Delta/Estuary:
West-flowing peninsular river makes an estuary in their mouth whereas east-flowing peninsular rivers make a small delta in their mouth.
Drainage basins:
West-flowing peninsular rivers make smaller drainage basins as compared to east-flowing peninsular rivers.
Tributaries:
West-flowing rivers lack major tributaries whereas east-flowing rivers have major tributaries on their river course.
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