explain the steps involved in extracting silk from the silk moth
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Explanation:
Silk is a natural protein fiber, some forms of which can be woven into textiles. The protein fiber of silk is composed mainly of fibroin and is produced by certain insect larvae to form cocoons.[1] The best-known silk is obtained from the cocoons of the larvae of the mulberry silkworm Bombyx mori reared in captivity (sericulture). The shimmering appearance of silk is due to the triangular prism-like structure of the silk fibre, which allows silk cloth to refract incoming light at different angles, thus producing different colors.
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Following are the steps involved in extracting silk from the silk moth:
- The cocoons are collected and kept in the sun, boiled, or exposed to steam. This helps separate the silk fibers. The process of separating the silk thread from the cocoon is called silk rolling.
- Then the silk fibers are spun into threads.
- The silk threads obtained are woven into the desired garment. The process of raising silkworms to produce silk is called silkworm farming.
Explanation:
Silkworm rearing process:
- A female silkworm lays hundreds of eggs at a time.
- The eggs laid by the silk moth are stored in cloth or paper and kept in hygienic and reasonable conditions.
- The eggs are heated to a suitable temperature for the larvae to hatch from the eggs.
- The larvae feed on mulberry leaves kept in clean bamboo trays and greatly increase in size.
- After to days, the caterpillars move into a small bamboo chamber in the cocoon spinning shell.
- The caterpillar or silkworm spins the cocoon in which the silkworm develops.
- The cocoons are held in the sun or boiled or exposed to steam. The silk fibers are separated from the cocoon with special machines. This process is called rolling the silk.
- The silk fibers are then spun into silk threads, which weavers weave into silk fabrics.
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