Question:
Explain how jute is obtained from the jute plant.
Answer:
The jute plant is normally harvested at flowering stage. The stems of harvested plants are bundled and immersed in water for 10 to 15 days. The stems rot (the process is called retting) and fibres are separated by hand. These fibres are converted into yarns to make fabrics
Fibre to Fabric
Q 1.
What type of soil is used to grow cotton plants?
Q 3.
Name two synthetic fibres.
Q 4.
How many types of fibres are there?
Q 5.
Where does cotton wool come from.?
Q 6.
How are fabrics prepared?
Q 7.
Name some modem fabrics formed by unstitched piece of fabric.
Q 10.
Name the process used to prepare fabrics from yams.
Q 11.
Name two varieties of cloth materials which are commonly used.
Q 12.
From which part of the plant cotton and jute are obtained?
Q 13.
What are yarns made of?
Q 14.
Name the thing which is used to make fabric.
Q 15.
When we bum wool why do we get the smell of hair bum?
Q 16.
What do you observe when you are visiting a nearby tailoring shop?
Q 17.
Fill in the blanks:
(a) Plant fibres are obtained from____________ and___________ .
(b) Animal fibres are___________ and___________ .
Q 18.
Name two natural fibres.
Q 19.
What are natural fibres? Explain with examples.
Q 20.
How are natural fibres better than synthetic fibres?
Q 21.
Name the states where jute plants are mainly grown in India.
Q 22.
Define ginning of cotton.
Q 23.
Name two items that are made from coconut fibre.
Q 24.
What happens when a yam from a tom sock is pulled?
Q 25.
Name two methods of knitting.
Q 26.
Name two hand-operated devices used for spinning.
Q 27.
Explain the process of making yam from fibre.
Q 29.
What are fruits of cotton plants called?
Q 30.
What were the materials used by people in ancient times in place of clothes?
Q 31.
Classify the following fibres as natural or synthetic: nylon, wool, cotton, silk, polyester, jute.
Q 32.
What are synthetic fibres?
Q 33.
Name some fabrics in your surroundings.
Q 34.
When we bum nylon, why we do not get the smell of burning paper or burning hair?
Q 35.
List the steps involved in the preparation of fabric.
Q 36.
Cotton on burning gives paper burning smell and cotton is obtained from plants. Is paper also obtained from plants?
Q 38.
State whether the following statements are ‘true' or false':
(a) Yam is made from fibres.
(b) Spinning is a process of making fibres.
(c) Jute is the outer covering of coconut.
(d) The process of removing seeds from cotton is called ginning.
(d) Weaving of yam makes a piece of fabric.
(e) Silk fibre is obtained from the stem of a plant.
(g) Polyester is a natural fibre.
Q 39.
Describe the process of spinning and weaving.
Q 41.
What material you use for making wicks for oil lamps?
Q 42.
What happened when people began to settle in agricultural communities?
Q 43.
Are all fibres produced by plants?
Q 44.
Where were the cotton and flax plants cultivated in ancient Egypt?
Q 45.
Describe the process of the formation of yam from cotton wool.
Q 46.
Explain how jute is obtained from the jute plant.
