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CLASS - 6 SCIENCE
CHAPTER - 3  FIBRE TO FABRIC
QUESTIONS AND ANSWERS

Question No. 1

Classify the following fibres as natural or synthetic:
nylon,wool,cotton,silk,polyester,jute

Answer No. 1

Natural Fibres - wool,cotton,silk,jute
Synthetic - nylon,polyester

Question No. 2

State whether the following statements are true or false:

(a) Yarn is made from fibres.
(b) Spinning is a process of making fibres.
(c) Jute is the outer covering of coconut.
(d) The process of removing seeds from cotton is called ginning.
(e) Weaving of yarn makes a piece of fabric.
(f) Silk fibre is obtained from the stem of a plant.
(g) Polyester is a natural fibre.

Answer No. 2

(a) True
(b) False
(c) False
(d) True
(e) True
(f) False
(g) False

Question No. 3

Fill in the blanks.

(a) Plant fibres are obtained from ________________ and ____________________.
(b) Animals fibres are ________________ and ________________.

Answer No. 3

(a) Cotton,jute
(b) Silk,wool

Question No. 4

From which parts of the plant Cotton and jute are obtained ?

Answer No. 4

Cotton is obtained from the fruit part of the plant and jute is obtained from the stem of the plant.

Question No. 5

Name two items that are made from coconut fibre.

Answer No. 5

Gunny and ropes are made from coconut fibres

Question No. 6

Explain the process of making yarn from fibres.

Answer No. 6

Spinning is the process by which yarn is made from fibres. In this process,fibres from a mass of cotton wool are drawn out and twisted. This process brings the fibres together to form a yarn. 
              This process is done by the device called Takli and Charkha. Both are hand operating devices. Spinning of yarn on a large scale is done with the help of spinning machine.










Comments

  1. Kart Forest20 February 2021 at 19:45

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