Advertisements
Advertisements
प्रश्न
Cotton is a natural polymer. What is its chemical name?
Advertisements
उत्तर
Chemical name of natural polymer of cotton is cellulose.
APPEARS IN
संबंधित प्रश्न
Fill in the blanks with appropriate words.
Synthetic fibres are also called ______ or _______ fibres.
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 |
A synthetic fibre which has similar properties to wool is______.
List the advantages of synthetic fibres.
The world’s most valuable fiber is ______.
Write the uses of synthetic fibers.
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?
The first fully synthetic fibre was ______.
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
