Class 7 Science Chapter 3: Fibre to Fabric - NCERT Solutions

This page focuses on the complete NCERT solutions for Class 7 Science Chapter 3: Fibre to Fabric. This section provides detailed, easy-to-understand solutions for all the questions from this chapter. These Fibre to Fabric question answers will offer you valuable insights and explanations.

  • Fibres are of two types- Natural fibre and synthetic fibre.
  • The fibre which we obtained from natural are called as natural fibre.
  • Natural fibre is of two types- plant fibre and animal’s fibre.
  • Synthetic fibres are man- made fibres.
  • The outer covering of animals like sheep, goat and rabbit is called fleece.
  • Wool and silk are two animal fibre. We obtained wool from sheep, goat etc.
  • Silk is obtained from cocoon of silk moth.
  • Selective breed of sheep are reared for good quality of wool.
  • The process of fibre into wool include shearing, scouring and sorting again scouring and drying, give colour to wool, rolling.
  • Rearing of silk moth is called sericulture.
  • Life cycle of silk worm is egg - caterpillar or larva - pupa- cocoon.
  • Most common silk moth is mulberry silk moth which gives soft lustrous silk.

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Exercise 1 ( Page No. : 32 )

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