Question

    What is the primary role of organic matter in soil?

    A Increase bulk density Correct Answer Incorrect Answer
    B Improve water retention Correct Answer Incorrect Answer
    C Decrease porosity Correct Answer Incorrect Answer
    D Enhance soil structure Correct Answer Incorrect Answer
    E Reduce nutrient availability Correct Answer Incorrect Answer

    Solution

    Organic matter promotes aggregation, improving porosity, aeration, and root penetration.

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