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    Question

    Which of the following compounds act/s as buffering

    agents in soil? 1. Carbonates 2. Phosphates 3. Arsenates
    A Only 3 Correct Answer Incorrect Answer
    B Only 1 and 2 Correct Answer Incorrect Answer
    C Only 1 Correct Answer Incorrect Answer
    D Only 2 Correct Answer Incorrect Answer

    Solution

    The correct answer is B

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