Correct option is: (B) Bhangar
• Old alluvial soil is known as Bhangar and is full of Kankars (lime nodules).
• The Bhangar is the older alluvium along the river beds forming terraces higher than the floodplain.
• Bhangar contains fossils of animals like rhinoceros, hippopotamus, elephants, etc.
• This type of soil is found in mountainous regions. This type of soil is found in huge amount in the North Indian Plains.