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| Q. |
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 | |
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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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