Answer :
if my guess is correct it is not bangar and kagar instead it is BANGAR & KHADAR. IF SO TAKE THE BELOW ANSWER
KHADAR: * these r new alluvium deposited soil.
* these r fine & fertile.
* these r found near the river in the flood plain & deltas.
* they r sandy in color.
BANGAR: *these r old alluvium deposited soil in the recent past.
*these r coarse and less fertile whichcontain kankar nodules.
*these r found away from the river specially along the foothills.
*they r clayey and dark in soil.
KHADAR: * these r new alluvium deposited soil.
* these r fine & fertile.
* these r found near the river in the flood plain & deltas.
* they r sandy in color.
BANGAR: *these r old alluvium deposited soil in the recent past.
*these r coarse and less fertile whichcontain kankar nodules.
*these r found away from the river specially along the foothills.
*they r clayey and dark in soil.
BHANGAR : the largest part of the northern plain is formed Of older alluvium . they lie above the food plains of the rivers and present a terrace like feature .this part is known as BHANGAR .
KHADAR : the newer younger deposits of the food plains are called KHADAR .
KHADAR : the newer younger deposits of the food plains are called KHADAR .