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    Question

    Ferrous compounds’, catechol and ascorbic acid are

    used in active packaging as: a.    Ethylene scavenger b.    Oxygen scavenger c.    Strength provide d.    Odour remover
    A Only A is correct Correct Answer Incorrect Answer
    B Only B is correct Correct Answer Incorrect Answer
    C Only D is correct Correct Answer Incorrect Answer
    D A & B are correct Correct Answer Incorrect Answer
    E C & D are correct Correct Answer Incorrect Answer

    Solution

    Catechol and ascorbic acid are used in active packaging as oxygen scavengers. 

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