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प्रश्न
Mark (✓) the correct answer:
Rayon is different from synthetic fibres because
विकल्प
it has a silk like appearance
it is obtained from wood pulp
its fibres can also be woven like those of natural fibres
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उत्तर
Rayon is different from synthetic fibres because it is obtained from wood pulp.
संबंधित प्रश्न
Fill in the blanks with appropriate words.
Synthetic fibres are synthesised from raw materials called ______
Rana wants to buy shirts for summer. Should he buy cotton shirts or shirts made from synthetic material? Advise Rana, giving your reason.
Give reason.
Why umbrellas are made up of synthetic clothes?
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.
The world’s most valuable fiber is ______.
What do you mean by synthetic fiber?
Cotton is a natural polymer. What is its chemical 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.
