This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 3 Synthetic Fibres And Plastics – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 3 Synthetic Fibres And Plastics Quiz 10 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the full form of PET? A) Poly ethene terephthalate. B) Poly ethylene terephthalate. C) Poly ethene terethalate. D) Poly ethylene phthalate. Show Answer Correct Answer: B) Poly ethylene terephthalate. 2. Which is the best material for making switchboards A) Melamine. B) Bakelite. C) PVC. D) None of the above. Show Answer Correct Answer: B) Bakelite. 3. Which synthetic fibre has high tensile strength? A) Spandex. B) Celluloid. C) Nylon. D) Jute. Show Answer Correct Answer: C) Nylon. 4. Which of the following fabrics is made bymixing two types of fibres? A) Cotton. B) Rayon. C) Polywool. D) Nylon. Show Answer Correct Answer: C) Polywool. 5. Which of the following groups contain all synthetic substances? A) Nylon, Terylene, Wool. B) Cotton, Polycot, Rayon. C) PVC, Polythene, Bakelite. D) Acrylic, Silk, Wool. Show Answer Correct Answer: C) PVC, Polythene, Bakelite. 6. Scientists have developed synthetic fibres to A) Earn money. B) To meet ever increasing demand. C) Perform various experiments. D) None of these. Show Answer Correct Answer: B) To meet ever increasing demand. 7. Polyvinyl Chloride is an example of A) Thermosetting plastics. B) Thermoplastics. C) None of these. D) None of the above. Show Answer Correct Answer: B) Thermoplastics. 8. To a recycling of plastic garbage two types of beams are made available by the municipality. what are they A) Green bin and blue bin. B) Red and green bin. C) Blue and red bin. D) None of the above. Show Answer Correct Answer: A) Green bin and blue bin. 9. Melamine is used for making A) Kitchenware. B) Floor tiles. C) Fire-resistant fabrics. D) All of them. Show Answer Correct Answer: D) All of them. 10. The fibre that burns with the smell of burning paper is A) Wool. B) Nylon. C) Cotton. D) Acrylic. Show Answer Correct Answer: C) Cotton. 11. Tents are made from A) Rayon. B) Plastic. C) Polyester. D) Nylon. Show Answer Correct Answer: D) Nylon. 12. What is PET? A) Polyester. B) Polyester and Terylene. C) Poly Ethene Tetraphthalate. D) Poly Ethene Terylene. Show Answer Correct Answer: C) Poly Ethene Tetraphthalate. 13. Which of the following properties of plasticmakes it most convenient for use? A) It is easily remouldable. B) It is light, strong and durable. C) It is non-reactive. D) All of the above. Show Answer Correct Answer: D) All of the above. 14. Which of the following will soak less water? A) Nylon. B) Silk. C) Wool. D) Cotton. Show Answer Correct Answer: A) Nylon. 15. In which year was nylon fibre made A) 1942. B) 1957. C) 1921. D) 1931. Show Answer Correct Answer: D) 1931. 16. Rayon was obtained by chemical treatment of ..... ? A) Paper. B) Silk worm. C) Wood pulp. D) Leaves. E) Flex. Show Answer Correct Answer: C) Wood pulp. 17. Which of the following is called regenerated fibre? A) Silk. B) Plastic. C) Rayon. D) Nylon. Show Answer Correct Answer: C) Rayon. 18. Which of the following is not the characteristic of synthetic plastics? A) Lustrous and colourful. B) Low tensile strength. C) Non-biodegradeable. D) Non-conductors. Show Answer Correct Answer: B) Low tensile strength. 19. Which of the following is not a common property of plastics? A) Non-reactive. B) Light in weight. C) Durable. D) Good conductor of electricity. Show Answer Correct Answer: D) Good conductor of electricity. 20. The full form of PET is ..... A) Polyethylene Terephtalate. B) Polyethylene Terephthalate. C) PolyTerephthalate. D) PET has no full form. Show Answer Correct Answer: B) Polyethylene Terephthalate. 21. The plastics which do not remould again on heating are called: A) Thermosetting plastics. B) Thermoplastics. C) Both of these. D) None of these. Show Answer Correct Answer: A) Thermosetting plastics. 22. Sneha has classified a few materials as shown in the table.S. No. Material Type/Nature 1. Nylon Synthetic and non biodegradable 2. Jute Natural and non-biodegradable 3. Coir Synthetic and biodegradable 4. Wool Natural and biodegradable 5. Acrylic Blended and biodegradable 6. Polyester Synthetic and non-biodegradableThe materials which are classified incorrectly are A) 1, 3 and 4 only. B) 2, 4 and 5 only. C) 2, 3 and 5 only. D) 1, 3 and 6 only. Show Answer Correct Answer: C) 2, 3 and 5 only. 23. What is the correct meaning of Recover in 5R principle? A) Recovering the landfill areas. B) Recovering the garbage. C) Recovering the energy used in manufacture of plastic items. D) None of the above. Show Answer Correct Answer: C) Recovering the energy used in manufacture of plastic items. 24. Nylon was made in ..... without using any natural raw material. A) Water. B) 1931. C) 2001. D) None of these. Show Answer Correct Answer: B) 1931. 25. Which of the following is not yhe common property of a plastic A) Non-reactive. B) Light in weight. C) Durable. D) Good conductor of electricity. Show Answer Correct Answer: D) Good conductor of electricity. ← PreviousNext →Related QuizzesClass 8 Science Chapter 3 Synthetic Fibres And Plastics Quiz 1Class 8 Science Chapter 3 Synthetic Fibres And Plastics Quiz 2Class 8 Science Chapter 3 Synthetic Fibres And Plastics Quiz 3Class 8 Science Chapter 3 Synthetic Fibres And Plastics Quiz 4Class 8 Science Chapter 3 Synthetic Fibres And Plastics Quiz 5Class 8 Science Chapter 3 Synthetic Fibres And Plastics Quiz 6Class 8 Science Chapter 3 Synthetic Fibres And Plastics Quiz 7Class 8 Science Chapter 3 Synthetic Fibres And Plastics Quiz 8Class 8 Science Chapter 3 Synthetic Fibres And Plastics Quiz 9Class 8 Science Chapter 3 Synthetic Fibres And Plastics Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books