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UPSC Geography Natural Vegetation and Wild Life / प्राकृतिक वनस्पति और वन्य जीवन Question Bank Soils, Vegetation and Wildlife

  • question_answer
    Salinization recurs when the irrigation water accumulated in the soil evaporates, leaving behind salts and minerals. What are the effects of salinisation on the irrigated land?

    A)  It greatly increases the crop production

    B)  It makes some soils impermeable

    C)  It raises the water level

    D)  It fills the air spaces in the soil with water

    Correct Answer: D

    Solution :

     Salinisation leads to intense water logging, which fills the air space in the soil with water. Such soils may become impermeable also, but it is a long term change.


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