ESS
Grade-4
Easy
Question
U-shaped valleys are also called __________.
- V shaped valley
- Arete
- Glacial trough
- Earth trough
Hint:
It is formed by glaciation.
The correct answer is: Glacial trough
The correct option is c) glacial trough.
U-shaped valleys, also called trough valleys or glacial valleys, are the result of the freezing process. They are especially characteristic of mountain glaciers. It has a characteristic U-shape in cross section, with steep, straight sides and a flat or rounded bottom. Earlier this might be a stream or river valley which later got converted into a glacial trough due to glaciers.
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