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    Question

    Soil to be called as organic soil must contain the

    minimum percentage of organic matter by weight in clay type soil
    A <20% Correct Answer Incorrect Answer
    B 10% Correct Answer Incorrect Answer
    C 20% Correct Answer Incorrect Answer
    D 60% Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    The correct answer is C

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