Fibre to Fabric Test

Result

Fibre to Fabric Test - 2

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Weekly Quiz Competition

Question 1
1 / -0

Wool sorter's disease is caused by

A
Salmonella

B
Lactobacillus

C
E. coli

D
Bacillus anthracis

Solution

Wool sorter's disease is a bacterial infection caused by the bacterium Bacillus anthracis.
Question 2
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Directions For Questions

Analyse the two statements given below and select the correct option.

...view full instructions

Statement I: Woollen yarn is used to make carpets and worsted yarn is used to make fabric for suits.
Statement II: Worsted yarn is rough and irregular.

A
Both statements I and II are correct and II is the correct reason for I.

B
Both statements I and II are correct, but II is not the correct reason for I.

C
Statement I is correct, but statement II is incorrect.

D
Both statements I and II are incorrect.

Solution

The yarn for worsted fibre is finer, smoother, more even and more tightly twisted as compared to the woollen yarn.
Hence, worsted fabric insulates less than the woollen one, but holds crease better.

Hence, woollen yarn is used to make carpets and worsted yarn is used to make fabric for suits.

Therefore, statement I is correct, but statement II is incorrect.
Question 3
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Which of the following is the correct sequence of wool extraction?

A
Scouring → Shearing → Dyeing → Grading → Drying

B
Scouring → Grading → Shearing → Drying → Dyeing

C
Shearing → Scouring → Grading → Dyeing → Drying

D
Shearing → Grading → Scouring → Dyeing → Drying

Solution

The correct sequence of activities taken up for the processing of wool is as follows.

Shearing (removal of the animal fleece) → Scouring (washing of the wool fibre to remove the suint and grease) → Grading (sorting of fibres on the basis of their length and quality) → Dyeing (imparting desirable colour) → Drying
Question 4
1 / -0

What is chrysalis?

A
Pupa stage in the life cycle of a moth

B
Fine filament of silk secreted by the moth

C
Stored eggs of silkworm over the winters

D
Adult stage in the life cycle of a moth

Solution

Chrysalis is the pupa stage in the life cycle of the insects that undergo metamorphosis.
Question 5
1 / -0

Silkworms are raised to produce silk. Where did this practice originate over 5000 years ago?

A
America

B
Korea

C
China

D
England

Solution

Sericulture originated in China and for a long time, remained a monopoly of that country.
Question 6
1 / -0

Sericulture is the

A
production of cocoons for their raw silk filament

B
collection of cocoons to remove thread

C
twisting of silk thread into yarns

D
weaving of silk threads into fabric

Solution

Sericulture, or silk farming, is the cultivation of silkworms to produce silk. The fibre is obtained from the cocoon.
Question 7
1 / -0

Which of the following is/are name(s) used for rayon?

A
Artificial silk

B
Viscose rayon

C
Cellulosic fibre

D
All of the above

Solution

All of the above names are used for rayon.

It was the first semi-synthetic fibre made by the chemical processing of wood cellulose and has silk like properties.

Viscose rayon is the name given to rayon fibre that is produced by the treatment of cellulose xanthate.
Question 8
1 / -0

Which of the following statements are true?

A
Cotton pods are referred to as cotton bolls.

B
Fibre grows on the seed of the plant.

C
Fibre grows from the fruit wall.

D
Both (1) and (2) are correct.

Solution

The fruit of the cotton plant is in the form of green pods and are called cotton bolls.

A cotton boll is a segmented pod containing 32 immature seeds from which the cotton fibers grow.

Hence, both (1) and (2) are correct.
Question 9
1 / -0

Which of the following gives us coir?

A
Jute

B
Flax

C
Cotton

D
Coconut

Solution

Coir is obtained from coconut.

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Re-Attempt Weekly Quiz Competition

Fibre to Fabric Test - 2

Result

Fibre to Fabric Test - 2

Score

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SHARING IS CARING

Question 1

Salmonella

Lactobacillus

E. coli

Bacillus anthracis

Solution

Question 2

Both statements I and II are correct and II is the correct reason for I.

Both statements I and II are correct, but II is not the correct reason for I.

Statement I is correct, but statement II is incorrect.

Both statements I and II are incorrect.

Solution

Question 3

Scouring → Shearing → Dyeing → Grading → Drying

Scouring → Grading → Shearing → Drying → Dyeing

Shearing → Scouring → Grading → Dyeing → Drying

Shearing → Grading → Scouring → Dyeing → Drying

Solution

Question 4

Pupa stage in the life cycle of a moth

Fine filament of silk secreted by the moth

Stored eggs of silkworm over the winters

Adult stage in the life cycle of a moth

Solution

Question 5

America

Korea

China

England

Solution

Question 6

production of cocoons for their raw silk filament

collection of cocoons to remove thread

twisting of silk thread into yarns

weaving of silk threads into fabric

Solution

Question 7

Artificial silk

Viscose rayon

Cellulosic fibre

All of the above

Solution

Question 8

Cotton pods are referred to as cotton bolls.

Fibre grows on the seed of the plant.

Fibre grows from the fruit wall.

Both (1) and (2) are correct.

Solution

Question 9

Jute

Flax

Cotton

Coconut

Solution

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