In how many groups had Indian Agriculture Research Institute divided soils? Also name them.

Explanation

On the basis of genesis, colour, composition and location, the soils of india have been classified into eight groups by Indian Agriculture Research Institute. These are:
(i) Alluvial soils
(ii) Black soils
(iii) Red and Yellow soils
(iv) Laterite soils
(v) Arid soils
(vi) Saline soils
(vii) Peaty soils
viii) Forest soils.