MEDIUM
Earn 100

How silk cotton and cotton are different from each other?

Important Questions on Fibre to Fabric: Plant fibre

EASY
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
How is yarn made from fibre? Explain.
HARD
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
India has been a major producer of cotton and its fabrics. India exports cotton fabrics and items to many other countries. Find out, how it helps us?
EASY
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
Why is it necessary to spin fibres before weaving?
EASY
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
Fibres are twisted together to form yarn. 
EASY
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres

Differentiate between plant fibres and animal fibres.

MEDIUM
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
What are the conditions required to grow cotton?
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Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres

Fill in the blank with an appropriate word:

Linen and _____ (polyesters/cotton/polyamides) are examples of natural fibres.

EASY
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
The process of separation of cotton fibres from seeds is called
HARD
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres

  Match the two columns:

Column A Column B
1. Cotton  (i) Animal fibre
2. Jute   (ii) Ginning
3. Silk   (iii) Charkha
4. Separating of cotton fibres from seeds  (iv) Bolls
5. Spinning   (v) Weaving
6. Handlooms   (vi) Cheapest plant fibre
EASY
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
Coir is obtained from jute plants.
HARD
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
Collect information about cultivation of cotton and jute in India. Which cotton and jute fabrics and items are exported by India? How does it help us?
MEDIUM
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
Cotton yarn is pressed tightly and tied up into bales. 
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Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
Charkha is used for weaving. 
MEDIUM
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
Give the uses of cotton.
EASY
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
 Name two hand-operated devices used for spinning.
MEDIUM
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
Why is it necessary to spin the fibres so as to make yarn?
 
MEDIUM
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
Write down three uses of cotton wool.
MEDIUM
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
Describe the production process and uses of cotton.
EASY
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
Arrange the steps in the correct order for making a cotton shirt and represent these in a flow diagram.
a. Preparing the black soil
b. Ginning
c. Cotton bolls
d. Weaving
e. Spinning
f. Tailor
 
MEDIUM
Science>Chemistry>Fibre to Fabric: Plant fibre>Some Plant Fibres
Fibres are separated from the seeds by combing.