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The removal of fertile top soil land by wind or water is called soil erosion.
Answer:
1.metomorphicrocks are the most common parent materials that contribute s to the formation of red soil.... Now,the red soil is mainly derived from crystalline rocks.
2.the red colour might be mainly due to ferric oxides occuring as thin coatings on the soil particals while the iron oxide or as hydros ferric oxide the colour is red
8.the two types of alluvial soil are khaddar and bhangar
9. Alluvial soil is present in entire northern plains and it is also present in Punjab kashmir rajasthan uttarakhand etc..
10.crops present in alluvial soil are rice wheat sugarcane cotton etc
11.Soil erosion is the natural process in which the top soil of a field is carried away by physical sources such as wind and water ..
12.two important agents of soil erosion are running water and wind .To prevent erosion by running water,dams and barrages can be built which can check the speed of water down the slope.
13. the two most common soil erosion prevention methods are vegetation, geotextiles...