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प्रश्न
Mark (✓) the correct answer:
Rayon is different from synthetic fibres because
पर्याय
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
Explain why some fibres are called synthetic.
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.
Synthetic fibre is also called _______ fibre.
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.
Complete the Analogy:
______: Films:: Nylon: Fishing nets.
Pick the synthetic fibre out of the following.
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?
Unscramble the jumbled word given below, related to synthetic material.
Anory
Write an activity to show that synthetic fibres are stronger than the cotton fibres.
