Question

    The process of killing pupa without changing the cocoon shell layer is called

    A Dupion Correct Answer Incorrect Answer
    B Hatching Correct Answer Incorrect Answer
    C Denier Correct Answer Incorrect Answer
    D Stifling Correct Answer Incorrect Answer

    Solution

    Applied to silk cocoons in order to kill the pupae preventing the emergence of moths and allowing them to preserve the silk for long periods of time. Aggressive methods like sun exposure, hot steam from boiling water or hot air.

    Practice Next