Question

What are young fold mountains and old fold mountains?

Answer 1

Mountains that have rugged relief and high conical peaks which are formed generally between 10 and 25 million years ago are called Young fold mountains. Like- the Himalayas, Alps, etc.

On the other hand, mountains that have rounded features and low elevation, formed over 200 million years ago are called old fold Mountains. Aravallis, Appalachians are old fold mountains.