Question

why is it necessary to kill the pupae by boiling cocoon in water?​

Answer 1

Answer:

To get silk, the cocoons are put in boiling water during the process of which pupae die. It is necessary to kill pupa by boiling cocoons so that the rest of the processes (I.e. scouring ,spurning and dying ) get easily carried off.

Explanation:

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Answer 2

Answer:

To get silk, the cocoons are put in boiling water during the process of which pupae die. It is necessary to kill pupa by boiling cocoons so that the rest of the processes (I.e. scouring ,spurning and dying ) get easily carried off.

Explanation:

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