NCERT Solutions Class 6 Science Fibre to Fabric

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NCERT Solutions for Class 6 Science for chapter 3 Fibre to Fabric

Question. 1 Classify the following fibres as natural or synthetic:

nylon, wool, cotton, silk, polyester, jute

Answer.

Natural Fibre

Synthetic Fibre

Wool

Nylon

Cotton

Polyester

Silk

 

Jute

 

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


Question. 3 Fill in the blanks:

a) Plant fibres are obtained from _______ and _______

b)Animals fibres are  ____ and ______

Answer.

a) Plant fibres are obtained from fruits and stems.
b) Animals fibres are wool and silk.


Question. 4 From which parts of the plant cotton and jute are obtained?

Answer.

Cotton fibres are obtained from the fruits of the cotton plant. Fruits of cotton plant are called cotton bolls.

Jute fibre is obtained from the stem of the jute plant.


Question. 5 Name two items that are made from coconut fibre.

Answer.

Two items that are made from coconut fibres are:

(1) Floor mats

(2) Ropes


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 are drawn out and twisted. This brings the fibres together to form a yarn. Spinning is done by hand spindles (Takli or Charkha) or spinning machines.



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