Question

Name two important duns of the himalayan mountains

Answer 1

Duns are longitudinal valleys formed as a result of folding when Eurasian plate and Indian plate collided. They are formed between Lesser Himalayas and Shiwaliks. These valleys are deposited with coarse alluviumbrought down by Himalayan rivers
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Answer 2

The longitudinal valley lying between lesser Himalaya and the Shivaliks are known as Dims. Some well-known Duns are Dehra Dun, Kotli Dun and Patti Dun