NCERT Solutions for Class 6 Science
01-Food Where Does It Come From
02-Components of Food
03-Fibre to Fabric
04-Sorting Materials Into Groups
05-Separation of Substances
06-Changes Around Us
07-Getting to Know Plants
09-The Living Organisms and Their Surroundings
10-Motion and Measurement of Distances
11-Light Shadows and Reflection
12-Electricity and Circuits
13-Fun with Magnets
15-Air Around Us
16-Garbage In Garbage Out
Chapter 03: Fibre to Fabric-Exercise Solutions
NCERT Science Book Page Number-24
Q.1.Classify the following fibers as natural or synthetic:
Nylon, wool, cotton, silk, polyester, jute
Answer: fibers that are obtained from nature, i.e., from plants and animals are called natural fibers and those made by humans by chemical methods are known as synthetic fibres.
Wool and silk are obtained from animals and cotton and jute are obtained from plants. Hence, they are natural fibers. Nylon and polyester on the other hand are prepared artificially and are therefore synthetic fibres.
Q.2.State whether the following statements are ‘true’ or ‘false’:
a) Yarn is made from fibre.
b) Spinning is a process of making fibres.
c) Jute is an outer covering of coconut.
d) The process of removing seeds from cotton is called ginning.
e) Weaving of yarn makes a piece of fabric.
f) Silk fibre is obtained from the stem of a plant.
g) Polyester is a natural fibre.
a) Yarn is made from fibre. (True)
b) Spinning is a process of making fibres. (False)
c) Jute is an outer covering of coconut. (False)
d) The process of removing seeds from cotton is called ginning. (True)
e) Weaving of yarn makes a piece of fabric. (True)
f) Silk fibre is obtained from the stem of a plant. (False)
g) Polyester is a natural fibre. (False)
Q.3. Fill in the blanks:
(a) Plant fibres are obtained from ________ and ________.
(b) Animal fibres are ________ and ________.
(a) Plant fibres are obtained from fruits and stems.
(b) Animal fibres are wool and silk.
Q.4.Cotton and jute are obtained from which parts of plants?
Cotton fibres are obtained from the fruit of cotton plants. The fruit of a cotton plant is known as cotton bolls. Jute fibres are obtained from the stem of jute plants.
Q.5.Name two items that are made from coconut fibre.
Answer:Two items that are made from coconut fibre are:
Q.6.Explain the process of making yarn from fibre.
Answer: The process of making yarn from fibre is called spinning. The fibres are first drawn out from their source and then twisted into yarn. Two devices used in spinning are takli and charkha.