IQ CBSE-6 Sc L-3

Important Questions CBSE-6 Science​​ 

Chapter 3:​​ Fibre to Fabric

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.

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