Boojho went to a cloth shop. There he found a fabric which was smooth to touch, had vibrant colour and shine. The fabric could be
  1. cotton
  2. wool
  3. silk
  4. jute

AcademicChemistryNCERTClass 6

Correct answer: (c) silk

Explanation: Silk fibres are natural animal fibres obtained from the cocoon of silkworms. Silk threads (or yarn) are made by twisting together long fibres (called filaments) of silk.  Its fabric is very smooth to touch and has vibrant colour and shine. 

Extra information:

On the basis of their origin, fibres are classified as natural fibres and synthetic fibres.

Natural fibres- Natural fibres are the fibres that are obtained from plants, animals or mineral sources. Some examples are cotton, silk, wool etc. 

Natural fibres can again be divided into two types -

a. Plant fibres- plant fibres are fibres that are derived from plants. Eg. Cotton and Jute.

b. Animal fibres- Animal fibres are fibres derived from animals. Eg. Silk is derived from cocoons of silkmoth and Wool is derived from hairs of sheep and goats.

Updated on 10-Oct-2022 13:19:45