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    Question

    Iodine is used to test the presence of ___________ in

    food.
    A Fat Correct Answer Incorrect Answer
    B Vitamin Correct Answer Incorrect Answer
    C Protein Correct Answer Incorrect Answer
    D Starch Correct Answer Incorrect Answer

    Solution

    Iodine is used to test the presence of starch  in food. When iodine solution is added to a sample containing starch, it turns a blue-black color, indicating the presence of starch.

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