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7th Class Science Fibre to Fabric Question Bank Fibre to Fabric

  • question_answer
    Which of the following is used to protect silk and woollen clothes?

    A)  Medicines

    B)  Salt solution

    C)  Benzene solution

    D)  Naphthalene balls

    Correct Answer: D

    Solution :

    We keep napthalene balls in silk and woollen clothes to protect them from insects.


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