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    Question

    Which one of them is zonal soil forming

    process?
    A Humification Correct Answer Incorrect Answer
    B Calcification Correct Answer Incorrect Answer
    C Gleization Correct Answer Incorrect Answer
    D Horizonation Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    Humification is the process of formation of humus from plant residues, calcification is the process of accumulation of calcium or calcium salts in the soil which creates a layer in the lower level of soils thus create a zone, illuviation is a process of washing down of mineral salts from one layer to another i.e general process and horizonation is the formation of soil horizons and still this is very broad term.

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