Question

cocoon is used to obtain silk thread . how ?

Answer 1

Answer:

First the cocoons are dip in hot water where the larva become dead in the cocoon itself. Then, we can see thin strands of silk appearing floating on water .This is the silk fiber which then converted to fabric or cloth .

Answer 2

Answer:

A pile of cocoon is used for obtaining silk fibre.The cocoon are kept under the sun,boiled water or exposed to stem.The silk fibres separate out.The process of taking out threads from the cocoon for use as silk is called reeling the silk