Question

state how the northern plains where formed

Answer 1

The Northern Plains of India have been formed by the sediment deposits brought in by the three great rivers on North India and their tributaries. These three rivers are the Indus, the Ganga and the Brahmaputra. For millions of years, these rivers have deposited sediment at the foothills of the Himalayas.

Answer 2

The Northern Plain was formed by the deposits brought in by the three major rivers and their tributaries. Alluvium was deposited at the foot–hills of the Himalayas for millions of years. These deposits are now the fertile . Northern Plains. Alluvium is soil or sediments deposited by a river or other running water.