Classify the following fibres as natural or synthetic.
Nylon, wool, cotton, silk, polyester, jute
|Natural fibres||Synthetic fibres|
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.
(B) False : Spinning is the process of making yarn from fibres.
(C) False : Jute is obtained from jute plant (Corchorus).
(F) False : Silk fibre is obtained from silkworm (animal).
(g) False : Polyester is a synthetic fibre.
Fill in the blanks.
(A) Plant fibres are obtained from_________ and ________ .
(B) Animals fibres are __________ and ___________ .
(A) stem, seed
(B) wool, silk
From which parts of the plant, cotton and jute are obtainedSOLUTION:
Cotton is obtained from the seed bolls called cotton bolls of the plant and jute is obtained from stem of the jute plant.Q 5.
Name two items that are made from coconut fibre.SOLUTION:
Ropes and doormats are made from coconut fibre.Q 6.
Explain the process of making yarn from fibre.SOLUTION:
The process of making yarn from fibre is called spinning. During spinning, a number of fibres are taken together and then twisted. Spinning can be done with takli, charkha and spinning machines.