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प्रश्न
Cotton is a natural polymer. What is its chemical name?
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उत्तर
Chemical name of natural polymer of cotton is cellulose.
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संबंधित प्रश्न
Fill in the blanks with appropriate words.
Synthetic fibres are synthesised from raw materials called ______
Give examples which indicate that nylon fibres are very strong.
Match the terms of column A correctly with the phrases given in column B.
| A | B | ||
| 1 | Polyester | a | Prepared by using wood pulp |
| 2 | Teflon | b | Used for making parachutes and stockings |
| 3 | Rayon | c | Used to make non-stick cookware |
| 4 | Nylon | d | Fabrics do not wrinkle easily |
Synthetic fibre is also called _______ fibre.
Complete the Analogy:
______: Films:: Nylon: Fishing nets.
Choose the odd one:
What do you mean by synthetic fiber?
Unscramble the jumbled word given below, related to synthetic material.
Anory
______ is a synthetic fibre which is strong and elastic that it has the ability to bounce.
Ramya loves to were clothes made up of synthetic fibres. When she was working in the kitchen, her mother advised her not to wear synthetic clothes.
- Why does Ramya’s mother advise her not to wear synthetic clothes while working in the kitchen?
- Why does Ramya love to wear synthetic dresses?
