SSC Geography Sample Paper NCERT Sample Paper-4

  • question_answer
    The growing of crops one after the other successively to maintain soil fertility is called

    A)  Crop rotation    

    B)  Crop succession

    C)  Intensive farming

    D)  Extensive farming

    Correct Answer: A

    Solution :

    [a] Crop rotation is the practice of growing a series of dissimilar types of crops in the same area in sequential seasons. Crop rotation confers various benefits to the soil. A traditional element of crop rotation is the replenishment of nitrogen through the use of green manure in sequence with cereals and other crops. Crop rotation also mitigates the build-up of pathogens and pests that often occurs when one species is continuously cropped and can also improve soil structure and fertility by alternating deep-rooted and shallow-rooted plants.

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