Question

what causes the formation of the northern plains​

Answer 1

Explanation:

Formation of Northern Plains:

That basin was filled with sediments from the rivers which came from the mountains in the north and from the peninsula in the south. These extensive alluvial deposits led to the formation of the northern plains of India.

Answer 2

Answer:

The interplay of the three major river systems.

Explanation:

The northern plains have been formed by the interplay of the three major river systems the Indus, the Ganga and the Brahmaputra along with their tributaries. The Himalayan uplift out of the Tethy's sea and subsidence of the northern flank of the Peninsular plateau resulted in formation of a large basin.

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