1.

      With reference to soil conservation, consider the following practices: [IAS Prelim] 1. Crop rotation 2. Sand fences 3. Terracing 4. Wind breaks Which of the above are considered appropriate methods for soil conservation in India.

A. 1, 2, and 3 only  
B.          2 and 4 only
C. 1, 3 and 4 only  
D.          1, 2, 3 and 4
Answer» E.


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