Processing Silk Obtained from Cocoons
Q. What is the primary reason to boil the cocoons of the silkworm?
- Pupa dies by boiling and silk fibre becomes loose.
- Boiling helps incubate the cocoon.
- Boiling makes the silk strands longer.
- Boiling breaks the long threads into more manageable lengths.
Silk is both extracted and spun into a thread in a single process called
Which among the following is not a type of silk?
None of the above
Rearing of silk is followed by ______.
Q. The process of taking out threads from the cocoons, to obtain silk fibres is called ________.
Q. Silk fibre is obtained from the cocoons by the process of _________.
Bleaching and dyeing of silk fibres are usually done during which of the following situations?
- After the fabrics are made.
- After the yarns are made.
- Before the yarns are made from fibers.
- Just before the fabrics are made.
Q. Which of the following factors play a vital role in the incubation of eggs?
Q. The process of obtaining silk fibres from the cocoon is called
Q. Reka studied about lots of moths getting converted into a beautiful saree. The saree is most probably made up of ______ fibres.