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    Question

    How much is the dissolved Oxygen level in fish

    pond?
    A 5-20 PPM Correct Answer Incorrect Answer
    B 20-50 PPM Correct Answer Incorrect Answer
    C >50 PPM Correct Answer Incorrect Answer
    D <20 PPM Correct Answer Incorrect Answer
    E None of the above Correct Answer Incorrect Answer

    Solution

    The favorable dissolved oxygen level for fish culture is between 5 and 20 ppm.

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