Geography • World GeographyEasy
In the study of global landforms, deep steep-sided valleys carved by glaciers are known as U-shaped troughs. Which of the following classic glacial valleys in Uttarakhand serves as a textbook example of this global geomorphic feature?
A. The Dun valley of Dehradun
B. The Gangotri glacier valley✓ Correct Answer
C. The Terai marshland corridor
D. The Shiwalik foothill tract
💡 Solution & Explanation
The Gangotri glacier valley is a classic U-shaped trough carved out by massive glacial ice movement over millennia in the high Himalayas. The Dun valley is a structural tectonic valley, Terai is a depositional marshy zone, and Shiwaliks are uplifted sandstone hills. Glacial valleys are globally recognized geomorphic markers of past and present ice sheet activity.
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