NCERT-6 Science Solutions L-3

NCERT-6 Science Solutions

Chapter 3: Fibre to Fabric

NCERT TEXTBOOK EXERCISES-Page 24

Question 1.​​ Classify the following fibres as natural or synthetic:
nylon, wool, cotton, silk, polyester, jute.
Answer:
Natural fibres:

  • Wool

  • Cotton

  • Silk

  • Jute

Synthetic fibres:

  • Nylon

  • polyester

Question 2.​​ State whether the following statements are true or false:

  • Yarn is made from fibres.

  • Spinning is the process of making fibres.

  • Jute is the outer covering of coconut.

  • The process of removing seeds​​ from cotton is called ginning.

  • Weaving yarn makes a piece of fabric.

  • Silk fibre is obtained from the stem of a plant.

  • Polyester is a natural fibre.

Answer:

  • True

  • False

  • False

  • True

  • True

  • False

  • False

Question 3.​​ Fill in the blanks :
(a) Plant fibres are​​ obtained from ________ and ________.
Answer:

  • Cotton

  • Jute

(b) Animal fibres are ________ and ________.
Answer:

  • Silk

  • Wool

Question 4.​​ From which parts of the plant cotton and jute are obtained?
Answer :
(i) Cotton — cotton bolls (fruits).
(ii) Jute —​​ stem.

Question 5.​​ Name two items that are made from coconut fibre.
Answer:
Ropes and Coir in mattresses are made from coconut fibres.

Question 6.​​ Explain the process of making yarn from fibre.
Answer:
The process of making yarn from fibres is called spinning. In this process, fibres from a mass of cotton wool are drawn out and twisted. This brings the fibres together to form yarn. A simple device used for spinning is a hand spindle called takli.
NCERT Solutions for Class 6 Science Chapter 3 Fibre to Fabric 1
Another hand-operated device used for spinning is charkha. Spinning of yarn on a large scale is done with the help of spinning machines.

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