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प्रश्न
Who is my partner?
| 'A' column | 'B' column |
| a. Lead glass | i. Plates |
| b. Bakelite | ii. Mattresses |
| c. Thermocol | iii. Electric bulb |
| d. Optic glass | iv. Electric switch |
| e. Polypropylene | v. Lens |
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उत्तर
| 'A' column | 'B' column |
| a. Lead glass | i. Electric bulb |
| b. Bakelite | ii. Electric switch |
| c. Thermocol | iii. Plates |
| d. Optic glass | iv. Lens |
| e. Polypropylene | v. Mattresses |
संबंधित प्रश्न
Write uses of PVC.
Distinguish between.
Man made material and natural material.
Can you replace the following packaging material with those which can be recycled or reused.
Glass tumblers packed in thermocol box.
HOTS
The Tamil Nadu Government has banned the use of one-time use throwaway plastics. Why do you think this is important?
Read the following information and convert them into a graph to compare the countries and the amount of plastic they use.
China contributes the highest share - that is around 28%, of the total plastic used globally. Indonesia uses 10%, both the Philippines and Vietnam use 6% each; Thailand uses 3.2%, Egypt 3%, Nigeria 2.7% and South Africa 2%.
PVC (polyvinyl chloride) is a thermoplastic and is used for making toys, chappals, etc. Bakelite is a thermosetting plastic and is used for making electrical switches, handles of various utensils, etc. Can you write the major difference between these two types of plastics?
Unscramble the jumbled word given below, related to synthetic material.
Laspict
What are the various methods of disposing of plastics?
Mention a few household products in which microbeads can be found.
Most one-time-use plates are made from ______.
