Question

Which of the following mountains is the exact example of residual mountains ?
1. Nilgiri
2. Satpura
3. Himalaya
4. Aravalli

Answer 1

Correct Answer - Option 4 : Aravalli

The correct answer is ​Aravalli.

• A mountain or landform that has been cut down by denudation becomes low and flat.

• Since it is the residual part of an earlier mountain or plateau it is called residual mountains and is made up of relatively hard rocks.
• The erosion of soft rocks in an area is rapid whereas erosion of resistant rocks is low thus a degraded and flat area with hard and resistant rocks is formed.
• It is a mountain range in Northwestern India, running approximately 670 km in a southwest direction, starting near Delhi, passing through south Haryana and Rajasthan, and ending in Gujarat. 
• The highest peak is Guru Shikhar at 1,722 meters (5,650 ft).
• Aravalli is the oldest mountain range in the world and is very rich in natural resources.
• Aravalli is an example of residual mountains.