Read NCERT Exemplar Solutions Class 6 Science Fibre to Fabric below, students should study NCERT Exemplar class 6 Science available on Studiestoday.com with solved questions and answers. These chapter wise answers for class 6 Science Exemplar problems have been prepared by teacher of Grade 6. These NCERT Exemplar class 6 Science solutions have been designed as per the latest NCERT syllabus for class 6 and if practiced thoroughly can help you to score good marks in standard 6 Science class tests and examinations
Multiple Choice Questions
Question 1: Paheli wants to present her friend a gift made of plantfibre. Which out of the following will she select?
a) Jute bag
b) Woolen shawl
c) Silk saree
d) Nylon scarf
Solution 1: The right thing for which selection is made is a) Jute bag.
Jute is a long, soft, shiny plant fiber that can be spun into coarse, strong threads. It is produced from flowering plants in the genus Corchorus. Jute is one of the most affordable natural fibers.
Whereas Wool fabric is made from the natural fibers that form the fleece of animals such as sheep, goats, rabbits, camels, and more. Silk is a natural fiber made by the silk worm cocoon. Nylon made from reacting carbon-based chemicals found in coal and petroleum in a high-pressure, heated environment.
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.
Solution 2: The right thing for which selection is made is b) In India;
Jute is mainly grown in Kerala and Punjab.
The states that are majorly yielded jute are West Bengal, Andhra Pradesh and Assam.
Question 3: Which of the following materials did people use in ancient times for making clothes?
i. Leaves of trees
iii. Metal foils
iv. Animal skins and furs
a) i and ii
b) i and iii
c) ii and iii
d) i and iv
Solution 3: The right thing for which selection is made is d) i and iv.
Leaves of trees, skin and furs of animals, bark used by people in ancient times for making clothes.
Question 4: Which of the following is not a natural fibre?
Solution 4: The right thing for which selection is made is c) Nylon.
Nylon is not a natural fibre because it is made from reacting carbon-based chemicals found in coal and petroleum in a high-pressure, heated environment.
Whereas Cotton, Jute and Flax is a natural fibre because it is received from plants.
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
Solution 5: The right thing for which selection is made is c) Husk, bones.
Question 6: Boojho went to a cloth shop. There he found a fabric which was smooth to touch, had vibrant color and shine. The fabric could be
Solution 6: The right thing for which selection is made is c) Silk.
Silk is soft and shiny due to the silk worm high amount of aggregate in there cocoon.
Question 7: Which part of the Jute plant is used for getting Jute fibre?
Solution 7: The right thing for which selection is made is b) Stem.
Jute fibre got from the stems of jute plant Corchorus.
Question 8: Yarn is woven to get fabric using
b) Spinning machines
d) Knitting needles
Solution 8: The right thing for which selection is made is c) Looms.
Loom is a tool used for weaving yarn and it has two types:-
i. Hand operated
ii. Power operated
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?
Solution 9: The right thing for which selection is made is b) Cotton.
Cotton fibre comes from the cotton plants and cotton crops are usually grown at places having black soil and warm climate.
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
Solution 10: he right thing for which selection is made is b) Fibre → yarn → fabric.
The cloth is getting by using three processes:
(i) Spinning – In this process, fibre are converted into yarn.
(ii) Knitting – In this process, a single yarn converted into fabric.
(iii) Weaving –In this process, the two sets of yarns are arranged together to make a fabric.
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
(d) Knitting needles
Solution 11: The right thing for which selection is made is c) Charkha.
Charkha is a hand operated device and it is used in spinning process to converted yarn into fibers.
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 _ _ _ _ _.
Solution 12: Yarn, fibre.
Question 13: Some terms related to fabrics are jumbled up and given below. Write them in their correct form.
Solution 13: The correct form is-
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.
True and false-
a) The given statement is false. Silk in an animal fibre, obtained from silkworms.
b) The given statement is false. Jute is a natural fibre, obtained from the stem of a plant.
c) The given statement is true.
d) The given statement is true.
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?
Solution 15: The question has asked by teacher to student is following: -
Classify the following fibers into two categories i.e., natural and synthetic fibers-
Wool, Nylon, Silk, Jute, Polyester, Cotton
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?
Solution 16: The piece that was shrinking was a Silk because silk is a natural material made from protein fibers, heat will cause it to shrink.
The other piece did not shrink because it was cotton.
Question 17: One way of making fabric from yarn is weaving, what is the other?
Solution 17: Another way to making fabric from yarn is knitting. In this process, a single yarn converted into fabric. And In weaving process, the two sets of yarns are arranged together to make a fabric.
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?
Solution 18: There is the existence of having the perfect eyesight even though Boojho was finding it difficult to pass a thread through the eye of a needle then It is possible that there is something wrong in thread may be thread was quite thick and because of this it separated into two parts.
Question 19: In ancient times stitching was not known. People used to simply drape the fabric 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?
Solution 19: There are number of unstitched fabrics that are used by both men and women.
These are following: - Dhoti, Turban, Shawl, Saree, Lungi, Dupatta etc.
Question 20: Match the articles given in column I with the articles of column II
Solution 20: The correct match is-
Question 21: Fill in the blanks to complete the life story of cotton fibre.
My parents, cotton plants were grown in (i) _______soil and (ii) _____- climate. The plants bore fruits called (iii) ______. I, the cotton fibre was separated from seeds in the cotton bolls by the process of (iv) ______. Other cotton fibres and I were made into yarn by the process of (v) ______. The yarn was (vi) _______to give beautiful colors and then (vii) _______ to get cotton fabric.
Solution 21: Fill ups-
Question 22: Match the terms given in Column I with the statements given in Column II.
Solution 22: The correct match is-
Question 23: Fill in the names of useful items made from jute fibres in Fig. 3.1. One such example is given.
Long Answer Questions
Question 24: A cotton shirt, before it reaches you, completes a long journey. Elaborate this journey starting from cotton bolls.
Solution 24: Cotton is made from the natural fibers of cotton plants, which are from the genus Gossypium. It is a soft, fluffy staple fiber that grows in a boll.
The journey of making a cotton shirt is completed through the following processes-
- Ginning- In this process, cotton is picked up from cotton boll in the field of cotton plant by hands. Then fibers are separated from the seeds by combing.
- Spinning- In this process, the fibres are take out from large cotton wool and twisted. These twisted fibers form a long and twisted thread called yarn.
- Weaving- In this process, the two sets of yarns are arranged together to make a fabric. This is done by looms. Loom is a tool used for weaving yarn.
- Sewing- In this process, this cotton fabric is stitched into a shirt by needle on sewing machine and we get the cotton shirt.
Question 25: Describe the two main processes of making fabric from yarn.
Solution 25: The two main processes of making fabric from yarn are weaving and knitting. These are as follows:
Weaving- Weaving is a process in which two distinct sets of yarns or threads are interlaced at right angles to form a fabric or cloth. The way the warp and filling threads interlace with each other is called the weave. This is done by looms. Looms is a tool used for weaving yarn. The looms are either hand operated or power operated.
Knitting- Knitting is a process in which a single yarn used to make a fabric.
It is a method by which yarn is manipulated to create a textile or fabric; it is used in many types of garments. Knitting may be done by hand or by machine. Knitting creates stitches: loops of yarn in a row, either flat or in the round (tubular).