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प्रश्न
Fill in the blanks with appropriate words.
Synthetic fibres are also called ______ or _______ fibres.
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उत्तर
Synthetic fibres are also called artificial or man-made fibres.
संबंधित प्रश्न
Beans and peas are pulses.
True or False
It is good to wear clothes made of synthetic fibres while cooking.
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.
List the advantages of synthetic fibres.
The world’s most valuable fiber is ______.
Complete the Analogy:
______: Films:: Nylon: Fishing nets.
Choose the odd one:
Which of the following groups contain all synthetic substances?
The first fully synthetic fibre was ______.
______ is a synthetic fibre which is strong and elastic that it has the ability to bounce.
