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    Biology
    Grade-10
    Easy

    Question

    What phenomenon might bring phosphorus deposited from guano near to the coast that has been dissolved in the water by runoff and deposited on the ocean bottom to the surface?

    1. Phytoplankton
    2. Zooplankton
    3. Nutrient upwelling
    4. Chemical sublimation

    hintHint:

    Nutrient upwelling

    The correct answer is: Nutrient upwelling

      upwelling is the natural process that brings cold, nutrient-rich water to the surface.

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