Arrange the soil on the basis of decreasing fertility: 1) Red soil; 2) Desert soil; 3) Black soil; 4) Laterite soil; 5) Alluvial soil
The correct option is C 5,3,1,4,2
Alluvial soil is the most fertile soil, followed by black soil, red soil, laterite soil, and desert soil. Its fertility depends on its minerals and organic content. In general, the fertility of a soil depends on the climate and geographical terrain of its region.