11). Of the following statements about the major soil types, the incorrect one is :
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12). Match the following : A. Alluvia Soil - 1. Cotton B. Black Soil - 2. Rice C. Brown Soil - 3. Tea D. Red Soil - 4. Wheat Below options are given in A B C D order
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13). Match the following : A. Alluvial soil 1. high land of soil of plateaus B. Black soils 2. On the periphery of plateaus C. Red soils 3. river basins and coastal plains D. Laterite soils 4. Deccan lava tract Below options are given in A B C D order
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14). On the basis of the process of their formation, which of the following soils is formed differently from the other three?
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15). Which of the following are true in respect of alluvial soil? I. Generally confined to river basins II. It has been deposited by rivers III. It is rich in phosphorous and poor in potash IV. It is the most fertile soil
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16). Peaty soil is found in :
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17). Which of the following is the most important factor in soil formation?
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18). The formation of laterite soil is mainly due to :
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19). Which of the following are the components of loamy soils? I. Red soil II. Clay soil III. Alluvial soil IV. Silt soil V. Sandy soil
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20). Soil can best be conserved on the hills by which of the cultivating methods?
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