Class 6 Science NCERT Solutions for Chapter – 3 Fibre to Fabric

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:

(a) Yarn is made from fibres.
Answer:
True

(b) Spinning is a process of making fibres.
Answer:
False

(c) Jute is the outer covering of coconut.
Answer:
False

(d) The process of removing seed from cotton is called ginning.
Answer:
True

(e) Wearing of yarn makes a piece of fabrics.
Answer:
True

(f) Silk fibre is obtained from the stem of a plant.
Answer:
False

(g) Polyester is a natural fibre.
Answer:
False

Question 3.
Fill in the blanks :

(a) Plant fibres are obtained from ________ and ________.
Answer:

1. Cotton
2. Jute

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

1. Silk
2. Wool

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

Answer:

• Seeds of cotton plants give cotton fibres.
• Stems of jute plant give jute fibres.

Question 5.
Name two items that are made from coconut fibres ?

Answer:
Ropes and Coir in mattresses are made from coconut fibres.

Question 6.
Explain the process of making yarn from fibre ?

Answer:
Spinning process is used for making yam from fibres. In this process, fibres from a mass of cotton wool are drawn out and twisted. This brings the fibres to form a yam.