Question

what is the newly formed alluvial soil in the delta region of ganga-brahmaputra river or flood plain called​

Answer 1

Answer:

the Indo-Gangetic floodplain is called khadar and is extremely fertile and uniform in texture; conversely, the old alluvium on the slightly elevated terraces, termed bhangar, carries patches of alkaline efflorescences, called usar, rendering some areas infertile.

Explanation:

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