Question

The longest tributary of River Ganga is​

Answer 1

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Yamuna is the main and the longest right bank tributary of river Ganga.

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Answer 2

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Yamuna

YamunaYamuna is the main and the longest right bank tributary of river Ganga. It is a snow-fed, braided river which rises from Yamunotri glacier near Banderpoonch peak of the higher Himalaya.