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- 1. Multiple Choice
The product shown in the picture is made up of ________________.
Melamine
Bakelite
Nylon
- 2. Multiple Choice
Which of the following is NOT a characteristic of Nylon ?
It is the first fully synthetic fibre
It is difficult to wash
It is light and wrinkle-free
- 3. Multiple Choice
Polyester is made up of the repeating units of a chemical named ______________.
amide
anide
ester
- 4. Multiple Choice
Which of the following is a disadvantage of synthetic fibre ?
Inertness
Non-biodegradable
Durable
- 5. Multiple Choice
Plastic is made up of __________ compounds.
hydrogen
nitrogen
carbon
- 6. Multiple Choice
______________ is filled in the hollow walls of refrigerators.
PVC
Polystyrene
Thermocol
- 7. Multiple Choice
________________________ deforms easily on heating and can't be moulded again.
Thermoplastics
Thermosetting Plastic
Polythene
- 8. Multiple Choice
________________ is also known as regenerated fibre.
Rayon
Nylon
Acrylic
- 9. Multiple Choice
Nylon is prepared by the polymerisation of ______________ molecules.
amide
carbon
hydrogen
- 10. Multiple Choice
The name Nylon originated from the combination of the names of ____________ and ______________.
New York and London
New Delhi and London
New Zealand and London
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