Fibre To Fabric(6th Grade > Chemistry ) Questions and answers for exam Preparation

6th Grade > Chemistry

FIBRE TO FABRIC MCQs

Total Questions : 72 | Page 4 of 8 pages

Question 31. Identify the incorrect statement about jute.

It is obtained from stem of jute plant
It is cultivated during rainy season
It is used to make gummy bags
It is not eco-friendly

Discuss Question

Answer: Option D. -> It is not eco-friendly
:
D
Jute is obtained from the stem of jute plant and is cultivated during rainy season. They are used to make gummy bags. It is eco-friendly as it is a plant fibre obtained from the stem of jute plant. It is biodegradable.

Question 32. The device shown in the image is used for weaving.

True
False
It is used to make gummy bags
It is not eco-friendly

Discuss Question

Answer: Option B. -> False
:
B
The image shown is a sewing machine. Sewing is the activity of making or mending clothes using a needle and thread. This can be done by hand or by using a machine.
However, weaving is the process by which yarn is converted into fabrics. Knitting, braiding, crocheting, etc are few methods of weaving.

Question 33.

What is not the primary use of wearing clothes?

To protect us from heat
To protect us from rain
To protect us from cold
To prevent diseases

Discuss Question

Answer: Option D. -> To prevent diseases
:
D

Clothes protect us from heat, cold and rain. Hence, we need to wear clothes to protect and save ourselves from the natural elements.
Diseases are caused by disease causing microorganisms, which can enter our body and cause illness, even if we wear clothes.

Question 34.

The process of removing seeds from cotton is called ginning.

True
False
one, one
one, two

Discuss Question

Answer: Option A. -> True
:
A

After maturing, the cotton bolls burst open and the seeds covered with cotton fibres can be seen. The process of removing seeds from cotton is called ginning.

Question 35.

In knitting ________ set(s) of yarn is used to make a piece of fabric whereas in weaving ______ set(s) of yarn are arranged together to make a fabric.

two, three
three, one
one, one
one, two

Discuss Question

Answer: Option D. -> one, two
:
D

Weaving and knitting are two ways by which fabrics are made from yarns.

Question 36.

Fibres are converted into yarns which then make up a fabric.

True
False
To protect us from cold
To prevent diseases

Discuss Question

Answer: Option A. -> True
:
A
Yarn is a long continuous thread made from fibres by the process of spinning. It is further knitted, woven or sewed to obtain different fabrics.

Fibres Are Converted Into Yarns Which Then Make Up A Fabric....

Question 37.

Takli is used for ________.

ginning
weaving
spinning
knitting

Discuss Question

Answer: Option C. -> spinning
:
C
Takli is a simple device (a hand spindle), used for spinning. Spinning is the process of making yarn from fibre.

Question 38.

Which of the following is a property of cotton fabric?

Wrinkle-resistant
Fire-resistant
Eco-friendly
Water-resistant

Discuss Question

Answer: Option C. -> Eco-friendly
:
C

Cotton is biodegradable and hence, eco-friendly. Cotton fabric doesn't stay wrinkle-free, can catch fire and also absorbs water.

Question 39.

Identify the material used to make the bag shown in the figure

Wool
Silk
Paper
Jute

Discuss Question

Answer: Option D. -> Jute
:
D
Jute is widely used to make bags, carpets, rugs, etc. Jute is obtained from the stem of jute plant.

Question 40.

Polyester is a natural fibre.

True
False
Eco-friendly
Water-resistant

Discuss Question

Answer: Option B. -> False
:
B
Polyester is a man-made fibre as it is prepared in laboratories from chemicals. It is used in making ropes, nets, raincoats, jackets, etc. Natural fibres are sourced from plants or animals. For example, cotton is obtained from the fruits of cotton plants.