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    Question

    Due to ocean acidification, when the ocean becomes more

    acidic, what happens to the pH level of the ocean? 
    A The pH level goes down. Correct Answer Incorrect Answer
    B The pH level stays the same. Correct Answer Incorrect Answer
    C The pH level goes up. Correct Answer Incorrect Answer
    D The pH level becomes zero. Correct Answer Incorrect Answer

    Solution

    Ocean acidification refers to the reduction of the pH level of seawater due to the absorption of carbon dioxide (CO) from the atmosphere. As CO dissolves in seawater, it forms carbonic acid, which lowers the pH of the ocean.

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