_______ soil is also known as Omnibus group.

-Red soil occupies third-largest in area of 10.6% of the total area in India.
-Red soil is also known as the Omnibus group.
-Red soil occurs extensively in Tamil Nadu, Karnataka, southern Maharashtra, Chhattisgarh, Telangana, Andhra Pradesh, Odisha, and Chotanagpur plateau of Jharkhand.
-The redness of this soil id due to the high concentration of the Iron oxide.
-Cultivation is difficult due to its low water holding capacity.
( Black Soil
-Found largely in the Deccan Plateau.
-Also called Regur soil.
-Well-suited for cotton cultivation.
-Also known as Chernozem.
( Laterite Soil
-Formed due to the weathering of laterite rocks.
-Rich in iron and aluminium content.
-Rusty-red in color due to high iron oxide content.
-Suitable for building purposes.
( Desert Soil
-Found in Rajasthan, parts of Gujarat, Haryana, and Punjab.
-High salt and low humus content.
-Can be made fertile by adding gypsum.