Solved UPSC CDS/OTA Question
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Q · Mountains and Their Typesmedium · 45s
Which mountains are formed by erosion?
TopicMountains and Their Types
Question Typemultiple choice
Difficultymedium
Marking+1 / −0.33
Test Duration30 min
Step-by-Step Solution
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Residual mountains, such as the Nilgiris in southern India, are remnants of ancient landforms that have resisted erosion while surrounding areas were worn down. These mountains remain due to their hard rock composition, standing as elevated landforms after extensive weathering and erosion of adjacent terrain.
Final Answer: Option A - Residual mountains