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Question
Which of the following groups contain all synthetic substances?
Options
Nylon, Terylene, Wool
Cotton, Polycot, Rayon
PVC, Polythene, Bakelite
Acrylic, Silk, Wool
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Solution
PVC, Polythene, Bakelite
Explanation:
PVC, polythene and bakelite are synthetic substances.
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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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The artificial fibers are also known as ______.
Complete the Analogy:
______: Films:: Nylon: Fishing nets.
Pick the synthetic fibre out of the following.
The material similar to silk in appearance is ______.
Indicate whether the following statement is True or False. Also write the false statement in their correct form.
It is risky to wear synthetic clothes while working in the kitchen
