Question

Define the following :
i. Pedogenesis.
ii. Humus.
iii. Bhangar.

Answer 1

Pedogenesis: The process of soil formation is called pedogenesis.

Humus: Decayed remains of plants, animal manures and dead animals is called humus. It is an essential element in determining the fertility of soil.

Bhangar: Old alluvial soil composed of lime nodules or kankar is called Bhangar. It has a clayey composition.