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प्रश्न
Crossword
Across
1. Fibre that is used as synthetic wool.
2. A plastic used for making water bottles.
3. A long chain made of small repeatingmonomers.
4. Another name for this semi-synthetic fibre is artificial silk.
Down
5. A type of fibre that is naturally obtained from a cocoon.
6. A synthetic fibre classified as polyester.
7. A polymer used for making rope.
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उत्तर
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संबंधित प्रश्न
Explain why some fibres are called synthetic.
Mark (✓) the correct answer:
Rayon is different from synthetic fibres because
A synthetic fibre which has similar properties to wool is______.
True or False
It is good to wear clothes made of synthetic fibres while cooking.
What do you mean by synthetic fiber?
Which of the following groups contain all synthetic substances?
A synthetic fiber which looks like silk is obtained by chemical treatment of wood pulp. It is, therefore, known as artificial silk. What is its common name?
The first fully synthetic fibre was ______.
Indicate whether the following statement is True or False. Also write the false statement in their correct form.
Synthetic fibres do not melt on heating
______ is a synthetic fibre which is strong and elastic that it has the ability to bounce.
