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प्रश्न
A polymer is a chain of many small units joined together which are called ______.
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उत्तर
A polymer is a chain of many small units joined together which are called monomers.
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संबंधित प्रश्न
Very Short Answer Type Questions:
Name two natural fibres.
Short Answer Type Question:
Explain how jute is obtained from the jute plant.
Yarn is made from fibres.
Polyester is a natural fibre.
When you place a natural fibre in a flame it ______.
Which of these is a synthetic fiber?
Unscramble the jumbled word given below, related to synthetic material.
Felton
Complete the crossword given below with the help of clues.
Across
- Substance used as synthetic wool. (7)
- A plastic used for making containers and carry bags. (9)
- Substance made up of large number of smaller molecules. (7)
- Another name for this compound is artificial silk. (5)
Down
5. A type of fibre obtained naturally from cocoon. (4)
6. A synthetic fibre classified as polyester. (8)
7. A polymer used for making ropes. (5)
Which of the following is not a natural fibre?
Describe the two main processes of making fabric from yarn.
