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Structure and Physiography
Question
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Distinguish between River Valley and Duns 

Answer

River Valley

Duns

(i)The valleys are formed by the rivers.
(ii)These are level plains. The fertile soil is brought by the rivers.

(i)A long narrow longitudinal valley is termed dun.
(ii)They are mostly found in Lesser Himalayas such as Dehradun, Kothari Dun and Patli Dun.

 

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Some More Questions From Structure and Physiography Chapter

Name the three geological division of India.

Write a brief note on the Islands of the Arabian Sea.

Explain the characteristics of the Arunachal Himalayas. 

Discuss the composition, orientation and significance of the Himalayas.

Name the sub - division of Himalayas.

Mention the important hills station of Himachal Himalayas.

Describe the salient features of the Eastern Hills and Mountains.

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Mention the division of the Northern Plains.