Question

Give a reason for the following statement:

Black Soil has self-ploughing property.

Give geographical reasons for the following:

Black soil has a kind of self-ploughing characteristic.

Answer 1

Black soil hardens and cracks when dry which helps in aeration of the soil naturally.

Answer 2

During the dry season, it shrinks and develops big cracks that help air circulation. This characteristic causes a kind of 'self-ploughing'.