SOILS AND NATURAL VEGETATION
NATURAL VEGETATION INDIA
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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1, 2 and 3
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1 and 2
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2 and 3
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1 and 3
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Detailed explanation-1: -Complete answer: Alluvial soil is found in areas near rivers and streams. It is the result of the deposition of silt and alluvium from mountains and hills near rivers. This type of soil is very fertile in nature and is best suited for planting. Therefore statement A is true.
Detailed explanation-2: -Alluvial soil is rich in chemical properties and is capable of yielding Rabi and Kharif crops.
Detailed explanation-3: -The correct option is A 1 only. Explanation: Statement 1 is correct. They are depositional soils, transported and deposited by rivers and streams.
Detailed explanation-4: -The proportion of nitrogen is generally low. The proportion of Potash, phosphoric acid and alkalies are adequate. The proportion of Iron oxide and lime vary within a wide range.