Question

what is cocoon?How silk obtained from the cooons​

Answer 1

Answer:

The protein fiber of silk is composed mainly of fibroin and is produced by certain insect larvae to form cocoons. The best-known silk is obtained from the cocoons of the larvae of the mulberry silkworm Bombyx mori reared in captivity (sericulture).

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Answer 2

Explanation:

The life stage of a silkworm in which it covers itself by its saliva and form a white color cover like thing over it.When we place the cocoons in the boiling water the silkworm will die due to heat and we obtain its cover as silk fibres