Fibre to Fabric
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d
Class 6 Science · 23 questions · 23 with answers
Fibre to Fabric
d
Which of the following is not a natural fibre?
(c) Nylon
Which set of substances is not used for making fibres?
(c) Husk, bones
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
(c) Silk
Which part of the jute plant is used for getting jute fibre?
(b) Stem
Yarn is woven to get fabric using
(c) looms
Beera is a farmer. His field has black soil and the climate is warm. Which fibre yielding plant should he grow in his field?
(b) Cotton
The correct sequence to get cloth is :
(b) fibre → yarn → fabric
Boojho wants to make yarn from fibre at home. Which of the following will he use to carry out the task?
(c) Charkha
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 _ _ _ _ _ _. F IBRE T O FABRIC 17
Yarn, fibres.
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
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 odour similar to that of a burning paper.
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?
Classify the following fibres as natural and synthetic.
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 were 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?
Cotton fabric does not shrink but silk fabric shrinks on burning.
One way of making fabric from yarn is weaving, what is the other?
Knitting. SHORT ANSWER QUESTIONS
E XEMPLAR PROBLEMS
The end of the thread was separated into a few thin strands or the thread was quite thick.
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?
Saree, dhoti, lungi, turban, dupatta, towel, etc. ANSWERS 109
Match the articles given in Column I with the articles of Column II COLUMN I COLUMN II
(a) Sweater (I) Cotton
(b) Cotton bolls (ii) Wool
(c) Dhoti (iii) Ginning
(d) Gunny bags (iv) Jute
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 colours and then_______to get cotton fabric.
black, warm, cotton bolls, ginning, spinning, dyed, woven
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 F IBRE T O FABRIC 19 (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
Fill in the names of useful items made from jute fibres in Fig. 3.1. One such example is given. Fig. 3.1
This question refers to a figure in the original PDF.
Fabric, jewellery, hand-bag, carpet, mattress, gunny bag, cap or any other. LONG ANSWER QUESTIONS
A cotton shirt, before it reaches you, completes a long journey. Elaborate this journey starting from cotton bolls.
Hint: Cotton bolls → Cotton yarn → Cotton fabric → Cotton shirt
Describe the two main processes of making fabric from yarn.
Hint: Describe weaving and knitting. 110 E XEMPLAR PROBLEMS