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    Question

    What does the term "percolation" refer to in relation to

    water movement in soil?
    A Horizontal movement of water through porous materials Correct Answer Incorrect Answer
    B Upward movement of water from the soil surface Correct Answer Incorrect Answer
    C Vertical movement of water through soil pores Correct Answer Incorrect Answer
    D Movement of water through plants Correct Answer Incorrect Answer
    E None of the above Correct Answer Incorrect Answer

    Solution

    Water infiltrates the soil by moving through the surface. Percolation is the movement of water through the soil itself. Finally, as the water percolates into the deeper layers of the soil, it reaches ground water, which is water below the surface.

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