What is soil erosion?

Options

A. I, III
B. I, II
C. III, IV
D. II, III

Answer

B

Explanation

Cutting of trees (deforestation) and grazing of animals are somew of the major contibutors of soil erosion. Contour bundig is a triditianl lowcost method of soil conservation suitable for sloping land, It promotes water retention and helps prevent erosion. Similarly, regulation impect on natural resources including water, soil , nutrients, plants and animals.