Question

what are the northern plains densely populated​

Answer 1

Answer:

The northern plains of India are densely populated because of the following reasons: They consist of large plain of alluvial soil and the deposition of alluvium in a vast basin lying at the foothills of the Himalaya over millions of years make this plain fertile.

Answer 2

Explanation:

The northern plains of India are densely populated because of the following reasons: They consist of large plain of alluvial soil and the deposition of alluvium in a vast basin lying at the foothills of the Himalaya over millions of years make this plain fertile.