About Synthetic fibres and Plastics

Following are some of the multiple choice questions on the Synthetic fibres and Plastics with answers that will help the students in developing their knowledge.

Synthetic fibres and Plastics MCQ

1. Plastics which get deformed easily on heating and can be bent easily are known as thermoplastics

  • Ture
  • False

2. Teflon is a special plastic on which oil and water do net stick.

  • Ture
  • False

3. The materials which is not easily decomposed by natural processes is called biodegradable.

  • False
  • true

4. Characteristics of synthetic fibres :

  • They are Strong, durable
  • Absorb very less water
  • Wrinkle resistant, light weight
  • All of above

5. The properties of plastic

  • Poor conductors of electricity
  • Cheap
  • Strong, durable
  • All of above

6. Which of these is a fibre derived from chemicals?

  • Cotton
  • Nylon
  • Rayon
  • Silk

7. State if true or false. Plastics are poor conductors of heat

  • True
  • False

8. List the 5Rs.

  • Reduce, Reuse, Recycle, Recover, Refuse
  • None
  • There are only 3 options. Reduce, Reuse and Recycle
  • None of these

9. There are two properties of rayon below. Select the two correct properties.

  • It is a versatile fibre.
  • IIt can be dyed in different colours.
  • It do not emit any toxic substances.
  • Both A & B

10. Name the form of polyester which is replacing materials like glass and used for making bottles and jars.

  • Polymer
  • Plastic
  • PET
  • PVC

11. What is the full form of PVC?

  • Polyvinyl Chloride
  • Permanent Virtual Circuit
  • Both A & B
  • None of these

12. What is Ester?

  • A fibre
  • A sweet-smelling compound.
  • Polymer + polyester
  • None of the above

13. Name a basic component of animal fibres.

  • Protein
  • cellulose
  • fats
  • animal calls

14. Synthetic fibres are synthesised from a raw material called ________.

  • PET
  • PVC
  • petrochemicals
  • thermosetting plastics

15. The uniforms of firemen have coating of __________ plastic to make them flame resistant.

  • terylene
  • bakelite
  • PET
  • melamine

16. A polymer is a chain of many small units joined together which is called

  • synthetic fibres
  • monomers
  • PVC
  • None of these

17. Artificial wool is called

  • acrylic
  • Rayon
  • Polycot
  • None of these

18. Which fibre is used to make parachutes?

  • nylon
  • Rayon
  • Teflon
  • Jute

19. Terylene + cotton =

  • terrysilk
  • terrywool
  • terycot
  • none

20. Which synthetic fibre is called as an artificial silk?

  • Nylon
  • Rayon
  • Terylene
  • Polymer

21. Cotton is a natural polymer. What is it's chemical name?

  • cellulose
  • Sodium hypochlorite
  • Potassium chromium sulfate
  • Calcium hypochlorite

22. PET is a type of

  • Nylon
  • Rayon
  • Acrylic
  • Polyster

23. ...... is not a natural fiber.

  • cotton
  • silk
  • wool
  • nylon

24. .... ... fiber is as strong as steel

  • Nylon
  • Rayon
  • Acrylic
  • Terylene

25. A chain of small chemical units combined to form a large single unit is called ____

  • Polymer
  • Poly

26. Polythene and PVC are examples of

  • Bio degradable substance
  • Thermoplastics

27. Paheli Is Taking Preparation For Her Final Examination. She Is Writing Some Statements About “Nylon” But She Confused To Know Whether The Statements Are Correct Or Not? Would You Help Her?

  • Nylon is the first fully synthetic fibre.
  • Nylon is made up of the repeating units of amide chemical.
  • Nylon is a thermosetting polymer.
  • Nylon fibres absorb very little water.

28. _________ is the first fully synthetic fibre.

  • Acrylic
  • Polyester
  • Nylon
  • Rayon

29. The small unit of polymer is called....

  • Nylon
  • Terylene
  • Monomer
  • Naphthalene

30. Rayon is the different from synthetic fiber because

  • it has a silk like appearance
  • it is obtained from wood pulp
  • its fibers can also be woven like those of natural fibers
  • All the above

31. The first rayon factory in India is in......

  • Andhra Pradesh
  • Kerala
  • Karnataka
  • Maharastra

32. Monomer of Rayon and Nylon respectively.

  • Rayon - Amide , Nylon - cellulose
  • Rayon - strongest , Nylon - Acrylonitrile
  • Rayon- cellulose , Nylon- Amide
  • none of the above

33. What is Nylon Made of?

  • Coal, Air and Plastic
  • Paper, Rope and Air
  • Plastic, Metal and Coal
  • Coal, Air and Water

34. Acrylic fibres are used for making ___

  • sweaters
  • shawls
  • blankets
  • all of these

35. Rayon mixed with cotton to make ... ...

  • bed sheets
  • carpets
  • diapers
  • door mats

36. The strongest synthetic fibre is

  • nylon
  • rayon
  • polyester
  • acrylic

37. Polymers are made up of small units called

  • layers
  • molecules
  • cells
  • monomers

38. Which fibre is used as artificial wool?

  • Rayon
  • Acrylic
  • Nylon
  • Cotton

39. What is the other name for artificial silk

  • rayon
  • nylon
  • acrylic
  • polyester

40. Plastics are eco-friendly

  • True
  • False

41. Synthetic fibres do not shrink

  • True
  • False

42. True or falsePlastics do not effect environment in any way

  • True
  • False

43. PVC stands for :

  • Polyvinyl chloride
  • Poly-Ethylene Terephalate
  • Premature Ventricular Contraction
  • All of above

44. Which of the following are synthetic fibres :

  • Nylon
  • Acrylic
  • Rayon
  • All of above

45. Nylon is used for :

  • Parachutes
  • Toothbrush bristles
  • Climbing ropes
  • All of above

46. What are the 2 types of plastics:

  • Thermoplastic and Thermosetting plastics
  • Thermosetting plastics and PVC
  • Thermoplastic and bakelite
  • None of the above

47. What plastic is used for handles of frying pans

  • Bakelite
  • Polyvinyl chloride
  • Melanie
  • Polythene

48. Which type of plastic is Bakelite

  • Thermosetting plastic
  • Thermoplastic
  • None of the above
  • None of these

49. Which type of plastic is used in making Insulation cover

  • Thermosetting plastic
  • Thermoplastic

50. What type of fibre is Rayon

  • Synthetic fibre
  • Natural fibre
  • It is not a fibre
  • None of the above

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