UPSC General Studies Sample Paper General Studies Sample Paper-1

  • question_answer
    Consider the following soil conservation methods.
    1. No-tillage farming is planting without removing the existing plant cover and previous crop residues.
    2. Minimum tillage farming is ploughing only along edges of croplands to reduce soil loss from water; runoff.
    3. Gully reclamation is seeding gullies with quick-growing plants and using check dams of manure and straw to reduce erosion.
    Which of the statement(s) given above is/are correct?

    A)  1 and 2           

    B)  1 and 3            

    C)  Only 2             

    D)  All of these

    Correct Answer: B

    Solution :

    [b] No-tillage farming is a way of growing crops from year to year without disturbing the soil through tillage. No-till is are agricultural technique, which increases the amount of water and organic matter (nutrients) in the soil and decreases erosion. Minimum tillage farming is shallow ploughing only to the depth needed to ensure quick seed germination and leaving crop residues.

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