Science, asked by Toheed, 1 year ago

how is Silk obtained from a cocoon

Answers

Answered by ninjasplayhouse
16
the cocoon is dipped in hot boiling water.the silk worm dies and the silk comes out
Answered by Rememberful
19

From Cotton to Silk :

\textbf{Step 1 }:

Eggs of silk moth are stored carefully on strips of cloth or paper and sold to the silk moth farmers.

\textbf{Step 2 }:

The eggs are kept by the farmers under proper conditions till the caterpillars come out from the cocoons.

\textbf{Step 3 }:

The silk moth caterpillars are kept then kept in bamboo trays and fed on fresh mulberry leaves.

\textbf{Step 4 }:

When the caterpillars stops eating, they shifted to bamboo chambers provided with racks, twigs. Here, they spin cocoons.

\textbf{Step 5 }:

At the end of pupal stage, the moth cuts the cocoon and flies out.

\textbf{Step 6}:

The cocoons are then stored out according to their colours, size, shape, and texture.

\textbf{Step 7}:

The stored cocoons are collected and immersed in boiling water to kill the insect inside them.

\textbf{Step 8 }:

The cocoons are given a series of hot & cold immersions, to make them soft.

\textbf{Step 9 }:

The silk filaments are separated from the cocoons. This process is called reeling of the silk . The resulting fibre is known as raw silk, which can be dyed into various colours.

\textbf{Step 10 }:

The silk fibres are then spun to get silk threads.

Similar questions