The soil which originate under tall- grass prairie vegetation is called–

A. Black soils
B. Chestnut soils
C. Chernozem soils
D. Terra rosa soils
Answer» C. Chernozem soils
Explanation: Chernozem or black earth variety of soil is rich in organic matter in the form of humus. It is generally a modified type of loess. True chernozem is black in color, but there are various grades, shading off into gray and chestnut-brown soils. It forms in areas that have cold winters, hot summers, and rapid evaporation of precipitation; generally only tall grass is found native on chernozem.
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