Question

Deep black soil is considered to be highly productive due to high proportion of [CBSE PMT 1991]
A) Silt and earthworm
B) Clay and humus
C) Gravel and
D) Sand and

Answer 1

Deep black soil is considered to be highly productive due to high proportion of Clay and Humus

Answer 2

Deep black soil is considered to be highly productive due to high portion of Clay and humus.

Most of the minerals required for the growth of plants are present in the deep black soil due to presence of clay and humus.

Clay is finely grained natural soil.

Humus is organic matter that forms soil. Majorly from animal and plant decays.