Chapter 3: Fibre to Fabric

  Science

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   Chapter 3: Fibre to Fabric

   Class: VI

  Exemplar Solutions

Multiple Choice Questions

Question 1

Paheli wants to present her friend a gift made of plant-fibre. Which out of the following will she select?

 

(a) Jute bag

(b) Woollen shawl

(c) Silk saree

(d) Nylon scarf

Answer 1

(a)

Question 2

Which statement out of the following is incorrect?

(a) Use of Charkha was popularized by Mahatma Gandhi as a part of the Independence Movement.

(b) In India, jute is mainly grown in Kerala and Punjab.

(c) To make fabric, the fibres are first converted into yarns.

(d) Sufi saint Kabir was a weaver.

Answer 2

(b)

Question 3

Which of the following materials did people use in ancient times for making clothes?

 

(i) Leaves of trees

(ii) Newspaper

(iii) Metal foils

(iv) Animal skins and furs

(a) (i) and (ii)  (b) (i) and (iii)

(c) (ii) and (iii)  (d) (i) and (iv)

Answer 3

(d)

Question 4

Which of the following is not a natural fibre?

(a) Cotton

(b) Jute

(c) Nylon

(d) Flax

Answer 4

(c)

Question 5

Which set of substances is not used for making fibres?

 

(a) Silk, chemicals

(b) Yak hair, camel hair

(c) Husk, bones

(d) Flax, wool

Answer 5

(c)

Question 6

Boojho went to a cloth shop. There he found a fabric which was smooth to touch, had vibrant colour and shine. The fabric could be

 

(a) Cotton

(b) Wool

(c) Silk

(d) Jute

Answer 6

(c)

Question 7

Which part of the jute plant is used for getting jute fibre?

 

(a) Flower

(b) Stem

(c) Fruit

(d) Leaf

Answer 7

(b)

Question 8

Yarn is woven to get fabric using

 

(a) charkha

(b) spinning machines

(c) looms

(d) knitting needles

Answer 8

(c)

Question 9

Beera is a farmer. His field has black soil and the climate is warm. Which fibre yielding plant should he grow in his field?

 

(a) Jute

(b) Cotton

(c) Coconut

(d) Wool

Answer 9

(b)

Question 10

The correct sequence to get cloth is :

 

(a) fibre®fabric®yarn

(b) fibre®yarn®fabric

(c) fabric®yarn®fibre

(d) yarn®fibre®fabric

Answer 10

(b)

Question 11

Boojho wants to make yarn from fibre at home. Which of the following will he use to carry out the task?

 

(a) Power loom

(b) Handloom

(c) Charkha

(d) Knitting needles

Answer 11

(c)

 

Very Short Answer Questions

Question 12

Yarn, fabric and fibres are related to each other. Show the relationship by filling the blanks in the following sentence.

 

Fabric of cotton saree is made by weaving cotton_ _ _ _ _ _which in turn is made by spinning thin cotton _ _ _ _ _ _.

 

Answer 12

 

Yarn, fibres.

 

Question 13

 

Some terms related to fabrics are jumbled up and given below.

Write them in their correct form.

 

(a) onttoc (b) sinnping

(c) vingwea (d) bisref

 

Answer 13

 

(a) cotton  (b) spinning

(c) weaving  (d) fibres

 

Question 14

 

State whether the following statements are true or false. If false, correct them.

 

(a) Silk is a plant fibre.

(b) Jute is obtained from the leaves of a plant.

(c) Weaving is a process of arranging two sets of yarn together.

(d) Cotton yarn on burning gives an odor similar to that of a burning paper.

 

Answer 14

 

(a) False  (b) False

(c) True  (d) True

 

 

Correct statements

 

(a) Silk is an animal fibre.

(b) Jute is obtained from the stem of a plant.

 

Question 15

 

The following is an answer given by Boojho to a question asked by his teacher— "Cotton, wool, silk and jute are classified as natural fibres whereas nylon and polyester are classified as synthetic fibres."

Can you tell what question the teacher has asked?

 

Answer 15

 

Classify the following fibres as natural and synthetic.

 

Polyester, Jute, Silk, Nylon, Cotton, Wool

 

Question 16

 

Once, Paheli visited a tailor shop and brought home some cuttings of fabric to study their properties. She took two pieces and found that one of the pieces was shrinking when it was burnt with a candle. However the other did not shrink on burning. Can you help her to find out which of the two was a cotton fabric and which a silk fabric?

 

Answer 16

 

Cotton fabric does not shrink but silk fabric shrinks on burning.

 

Question 17

 

One way of making fabric from yarn is weaving, what is the other?

 

Answer 17

 

Knitting.

 

 

Short Answer Questions

 

Question 18

 

Boojho with perfect eyesight was finding it difficult to pass a thread through the eye of a needle. What can be the possible reason for this?

 

Answer 18

 

The end of the thread was separated into a few thin strands or the thread was quite thick.

 

 

 

Question 19

 

In ancient times stitching was not known. People used to simply drape the fabrics around different parts of their body. Even today a number of unstitched fabrics are used by both men and women. Can you give four such examples of clothes?

 

Answer 19

 

Saree, dhoti, lungi, turban, dupatta, towel, etc.

 

Question 20

 

Match the articles given in Column I with the articles of Column II

 

 

 

Answer 20

 

(a) – (ii)  (b) – (iii)  (c) – (i)  (d) – (iv)

 

Question 21

 

Fill in the blanks to complete the life story of cotton fibre.

 

My parents, cotton plants were grown in _______soil and _____- climate. The plants bore fruits called ______ . I, the cotton fibre was separated from seeds in the cotton bolls by the process of ______. Other cotton fibres and myself were made into yarn by the process of ______. The yarn was _______to give beautiful colors and then _______ to get cotton fabric.

 

Answer 21

 

Black, warm, cotton bolls, ginning, spinning, dyed, woven

 

Question 22

 

Match the terms given in Column I with the statements given in Column II.

 

Column I  Column II

(a) Weaving  (i) A single yarn used to make a fabric

(b) Knitting  (ii) Combing of cotton fibres to remove seeds

(c) Spinning  (iii) Yarns are made from these thin strands

(d) Ginning  (iv) These are spun from fibres and then used to 

  make fabrics

(e) Fibre  (v) Process of arranging two sets of yarns

together to make a fabric

(f) Yarn  (vi) Process of making yarn from fibres

 

Answer 22

 

a – (v), b – (i), c – (vi), d – (ii), e – (iii), f – (iv)

 

Question 23

 

Fill in the names of useful items made from jute fibres in Fig. 3.1. One such example is given.

 

 

Fig.3.1

 

Answer 23

 

Fabric, jewellery, hand-bag, carpet, mattress, gunny bag, cap or any other.

 

 

Long Answer Questions

 

Question 24

 

A cotton shirt, before it reaches you, completes a long journey. Elaborate this journey starting from cotton bolls.

 

Answer 24

 

Cotton bolls®Cotton yarn®Cotton fabric®Cotton shirt

 

 

 

Question 25

 

Describe the two main processes of making fabric from yarn.

 

Answer 25

 

Describe weaving and knitting.