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प्रश्न
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?
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उत्तर
The question that was asked by the teacher was -:
To classify the following fibers into natural and synthetic ones-: Cotton, wool, silk jute, nylon and polyester.
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संबंधित प्रश्न
Very Short Answer Type Questions:
How many types of fibres are there?
Very Short Answer Type Questions:
Name two natural fibres.
Classify the following fibre as natural or synthetic:
cotton
Yarn is made from fibres.
Terrycot is made by mixing two types of fibres. Write the names of the fibres.
Match items in List A with the items of list B.
| List A | List B |
| (a) nylon | (i) non-stick coating |
| (b) PET | (ii) electric switches |
| (c) rayon | (iii) parachutes |
| (d) thermosetting plastics | (iv) polyester |
| (e) teflon | (v) artificial silk |
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)
Artificial fibres are stronger than natural fibres.
Boojho wants to make yarn from fibre at home. Which of the following will he use to carry out the task?
Describe the two main processes of making fabric from yarn.
