Bangar: It is made of old alluvial .The new flood water does not reach this region.
The Bangar has two regional tribes.
Khadar : Plain made by the deposition of new alluvial soil .the flood water reaches almost
every year making it fertile.
Bihar, UP , &WB.
Reh : Barren saline areas in UP, Haryana.
Bhur : Elevated piece of land in upper ganga area formed due to blowing of winds and
accumulation of sands.