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प्रश्न
Which of the following is not a natural fibre?
पर्याय
Cotton
Jute
Nylon
Flax
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उत्तर
Nylon
Explanation:
Nylon is a synthetic fibre manufactured in factories using chemicals while cotton, jute and flax are natural fibres obtained from plants.
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संबंधित प्रश्न
Classify the following fibre as natural or synthetic:
Jute
Name two items that are made from coconut fibre.
When you place a natural fibre in a flame it ______.
A lady went to the market to buy a blanket. The shopkeeper showed her blankets made of acrylic fibres as well as made of wool. She preferred to buy an acrylic blanket. Can you guess why?
A polymer is a chain of many small units joined together which are called ______.
Complete the crossword given below with the help of clues.
Across
- Substance used as synthetic wool. (7)
- A plastic used for making containers and carry bags. (9)
- Substance made up of large number of smaller molecules. (7)
- Another name for this compound is artificial silk. (5)
Down
5. A type of fibre obtained naturally from cocoon. (4)
6. A synthetic fibre classified as polyester. (8)
7. A polymer used for making ropes. (5)
Selective breeding is a process of ______.
Boojho wants to make yarn from fibre at home. Which of the following will he use to carry out the task?
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?
Describe the two main processes of making fabric from yarn.
