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

  • question_answer
    Bleaching and dyeing of silk fibres (addition of colours) are usually done during which of the following situations?

    A)  Just before the fabrics are made.

    B)  After the fabrics are made.

    C)  Before the yarns are made into fibres.

    D)  After the yarns are made.

    Correct Answer: C

    Solution :

    Bleaching and dyeing are done before yarn is made into fibres.


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