Advertisements
Advertisements
प्रश्न
The most suitable material for the preparation of handles of cooking utensils is ______.
पर्याय
Polythene
PVC
Nylon
Bakelite
Advertisements
उत्तर
The most suitable material for the preparation of handles of cooking utensils is bakelite.
Explanation:
Bakelite is used for making the handles of various cooking utensils because it is a poor conductor of heat and does not become soft on getting heated.
APPEARS IN
संबंधित प्रश्न
Mark (✓) the correct answer:
Rayon is different from synthetic fibres because
Fill in the blanks with appropriate words.
Synthetic fibres are synthesised from raw materials called ______
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 |
Beans and peas are pulses.
A synthetic fibre which has similar properties to wool is______.
True or False
It is good to wear clothes made of synthetic fibres while cooking.
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.
Which of the following groups contain all synthetic substances?
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
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?
