SSC Economics Sample Paper NCERT Sample Paper-5

  • question_answer
    Consider the following regarding the negative impacts of Green revolution:
    1. Increased disparities
    2. Regional imbalances
    3. De-gradation of land
    4. Environmental and health hazard
    Which of these statements is/are correct?

    A)  Only 1, 2, 3     

    B)  Only 2 and 4

    C)  Only 1, 2 and 4

    D)  All 1, 2, 3 and 4

    Correct Answer: D

    Solution :

    [d] The negative impact of the Green Revolution includes:
    1. Disparity in consumption of fertilizers where the district-wise fertilizer consumption in the country varies from 50-200 kg/ha.
    2. Excessive use of chemical fertilizer (150-200 kg/ha) as reported from some states like Punjab and Haryana causing destruction of useful microorganisms, insects and worms in soil.
    3. Imbalance in nutrient status causing significant deficiency of N, P, K, Zn, S, Mo and B and disturbance of soil texture and its physicochemical properties.
    4. Environmental degradation like depletion of stratospheric ozone, nitrate toxication etc. causing health hazards like cancer, methamoglobinemia respiratory illness, hypertension etc.
    5. Pollution with heavy metals and pesticide chemicals causing serious damage to food quality from the safety point of view.


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