UPSC General Studies Sample Paper General Studies Sample Paper-6

  • question_answer
    Soil formation process is called Pedogenesis and the scientific study of soils is known Pedology. Regarding soil formation, which one of the following sentences is incorrect?     

    A)  Weathering is the process that results in the breakdown and chemical changes of the parent in-situ                                                                              

    B)  Humification and mineralisation are examples of transformation process                   

    C)  Fluvial soil has well-developed soil horizons                                                   

    D)  Fauna and flora is the important factor for soil development                              

    Correct Answer: C

    Solution :

    [c] A weathering or breakdown of the parental rock is the first step of soil formation. Mineralisation and Humification are the important factors for soil development. Fluvial soil does not have well-developed soil horizons. So, this is the wrong statement. Fauna and flora play important role in soil development.

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