Question

inactive stage of life cycle of silk worm which remains covered by cocoon​

Answer 1

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Hey mate your is,

PUPA

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hoping that i will help you

regards,

Ammu

Answer 2

During these movements of head, the caterpillar secretes fibre made of a protein which hardens on exposure to air and becomes silk fibre. The caterpillar completely covers itself by silk fibres and turns into pupa. This covering is known as Cocoon. Silk fibres are used for weaving silk cloth.