This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Chemistry Part Ii > Class 12 Chemistry (Part Ii) Chapter 15 Polymers – Quiz 6 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 6 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which one of this is Not True about the Shrinkage factors? A) Molding temperature. B) Compaction time. C) Injection pressure. D) Eliminates solidification of sprue and runner by locating heaters around the corresponding runner channels. E) Fillers in the plastic tend to reduce shrinkage. Show Answer Correct Answer: D) Eliminates solidification of sprue and runner by locating heaters around the corresponding runner channels. 2. Most ceramic materials have good insulation properties. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 3. Are these statements about amino acids true or false?The primary structure of the protein is how the chains fold into $\beta$ $\propto$ A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 4. Elastomer plastic is known to have rubber like properties. It can be stretched and can return to their original shape when released. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 5. Can single use food containers be made through vacuum forming? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 6. Which polymer is used in the manufacture of paints and lacquers A) Bakelite. B) Glyptal. C) PVC. D) Polypropene. Show Answer Correct Answer: B) Glyptal. 7. Which polymer is least likely to be biodegraded after several years in a landfill site? A) Kevlar. B) Terylene. C) Nylon. D) Polythene. Show Answer Correct Answer: D) Polythene. 8. Polymers are prevalent on Earth's surface, both naturally and technologically created A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 9. Genetic information is stored in which class of organic compounds? A) Nucleic acids. B) Lipids. C) Carbohydrates. D) Proteins. Show Answer Correct Answer: A) Nucleic acids. 10. 3-dimensional, repeated patterns make up ..... A) Crystals. B) Polymers. C) Extended Structure. D) Simple Molecule. Show Answer Correct Answer: A) Crystals. 11. Which of the following best describes a polymer? A) A single molecule. B) A type of cell. C) A type of protein. D) A chain of monomers. Show Answer Correct Answer: D) A chain of monomers. 12. Condensation reactions are accomplished by A) The removal of a water molecule and two smaller molecules are combined. B) Addition of a carbon dioxide from the carbon chain of two monomers. C) The splitting of a covalent bond with a water molecule. D) The transfer of an-OH group to an amine group. Show Answer Correct Answer: A) The removal of a water molecule and two smaller molecules are combined. 13. You grab a plastic bag stretching it until it breaks. What type of stress strain behavior would resist this? A) Tensile strength. B) Abrasion resistance. C) Puncture resistance. D) None of options listed. Show Answer Correct Answer: A) Tensile strength. 14. What is polymerisation? A) The reaction which produces a monomer from a polymer. B) The reaction which produces a polymer from a starch molecule. C) The reaction which produces a monomer from a protein molecule. D) The reaction which produces a polymer from a monomer. Show Answer Correct Answer: D) The reaction which produces a polymer from a monomer. 15. What property of polymers determines their melting point? A) Color. B) Molecular weight. C) Transparency. D) Density. Show Answer Correct Answer: B) Molecular weight. 16. Is DNA is a polymer? A) Yes. B) No. C) All the above. D) None of the above. Show Answer Correct Answer: A) Yes. 17. Which of the following is utilised to synthesise polymers from monomers with two reactive functional groups? A) Addition polymerisation. B) Condensation polymerisation. C) Addition of hydrogen halide. D) Vulcanisation. Show Answer Correct Answer: B) Condensation polymerisation. 18. Polystyrene is a synthetic polymer and is; what? A) Condensation Polymerization. B) Natural. C) Hydrolysis. D) Non-biodegradable. Show Answer Correct Answer: D) Non-biodegradable. 19. What is the process called when a polymer is broken down by adding water? A) Condensation. B) Hydrolysis. C) Hydration. D) Dehydration. Show Answer Correct Answer: B) Hydrolysis. 20. How should the bonds of the monomer be drawn in the equation? A) Facing up and down. B) Facing left and right. C) Facing out at angles. D) Facing towards the center. Show Answer Correct Answer: A) Facing up and down. 21. POLYMER is also called A) Micromolecule. B) Polynomial. C) Dimer. D) Macromolecules. Show Answer Correct Answer: D) Macromolecules. 22. A macromolecule that is a chain of repeating units (called monomers) A) Monomer. B) Replicate. C) Polymer. D) Dimer. Show Answer Correct Answer: C) Polymer. 23. Polymers are made in a process called a/n A) Subtraction reaction. B) Substitution reaction. C) Addition reaction. D) Combustion reaction. Show Answer Correct Answer: C) Addition reaction. 24. Which of the following is a branched polymer? A) Low-density polyethylene (LDPE). B) High-density polyethylene (HDPE). C) All the above. D) None of the above. Show Answer Correct Answer: A) Low-density polyethylene (LDPE). 25. Which of the following is a metal oxide? A) CO$_{2}$. B) BeO. C) H$_{2}$O. D) Br$_{2}$O. Show Answer Correct Answer: B) BeO. 26. Which type of polymer is the most flexible? A) Linear. B) Branched. C) Cross-Linked. D) None of the above. Show Answer Correct Answer: B) Branched. 27. What incident involved SAP spheres causing a dual engine stall? A) Delta Airlines flight 503. B) British Airways flight 227. C) Cathay Pacific flight 780. D) American Airlines flight 142. Show Answer Correct Answer: C) Cathay Pacific flight 780. 28. Which of the following is produced via condensation polymerisation? A) Perspex. B) Terylene. C) Polyethene. D) Neoprene. Show Answer Correct Answer: B) Terylene. 29. Once formed, it can be heated and reformed over and over again A) Thermoset. B) Thermoplastic. C) Elastomer. D) Kevlar. Show Answer Correct Answer: B) Thermoplastic. 30. Which polymer makes up lipids? A) DNA. B) Polysaccharides. C) Triglyceride. D) Enzymes. Show Answer Correct Answer: C) Triglyceride. 31. Joins amino acids to form a protein A) Dehydration synthesis. B) Hydrolysis. C) All the above. D) None of the above. Show Answer Correct Answer: A) Dehydration synthesis. 32. What affects a SAP's ability to absorb water? A) Ionic concentration of the solution. B) Presence of light. C) Color of the water. D) Temperature of the water. Show Answer Correct Answer: A) Ionic concentration of the solution. 33. This is the best type of plastic to recycle: A) Synthetic polymers. B) Polyamide. C) Thermosets. D) Thermoplastics. Show Answer Correct Answer: D) Thermoplastics. 34. What type of molecules are polymers classified as? A) Micromolecules. B) Macromolecules. C) Monosaccharides. D) Monomers. Show Answer Correct Answer: B) Macromolecules. 35. Molecular weight is more for A) Linear polymer. B) Branched polymer. C) Cross linked polymer. D) None of the above. Show Answer Correct Answer: C) Cross linked polymer. 36. Colour of flame for PVC polymer under copper wire test A) Yellow orange. B) Green. C) Purple. D) Red. Show Answer Correct Answer: B) Green. 37. Which monomer makes up polypeptides? A) Fatty acid and glycerol. B) Monosaccharides. C) Nucleotides. D) Amino acids. Show Answer Correct Answer: D) Amino acids. 38. In nanomaterials, the relationship between bond gap and particle size is ..... A) Stationery. B) Inversely proportional. C) Unchanged. D) Directly proportional. Show Answer Correct Answer: B) Inversely proportional. 39. A manufacturer needs to produce water pipes which are durable and do not rust easily.Which is the most suitable substance to produce the water pipes? A) Perspex. B) Polythene. C) Polyvynyl chloride. D) Terelene. Show Answer Correct Answer: C) Polyvynyl chloride. 40. ..... materials are used in compression moulding A) Commodity. B) High polymers. C) Thermosetting. D) Thermoplastic. Show Answer Correct Answer: C) Thermosetting. 41. Which of the following is not correct regarding terylene? A) Step growth polymer. B) Synthetic fibre. C) Also called dacron. D) Thermosetting plastic. Show Answer Correct Answer: D) Thermosetting plastic. 42. Which polymer is a nucleic acid? A) RNA. B) Cellulose. C) Cholesterol. D) Polypeptide. Show Answer Correct Answer: A) RNA. 43. Acids have an excess of ..... A) OH-(Hydroxide Ions). B) Heteorgeneous Mixtures. C) H+ ions (Hydrogen). D) Homogeous Mixtures. Show Answer Correct Answer: C) H+ ions (Hydrogen). 44. Which of the following are the properties of Amylopectin A) Straight chain beta glucose, alternating hydroxy group, strong intermolecular force. B) Branched structure of alpha glucose, weaker intermolecular forces. C) Hahahahaha. D) Linear structure of alpha glucose, stronger intermolecular forces. Show Answer Correct Answer: B) Branched structure of alpha glucose, weaker intermolecular forces. 45. Bond between carbon atoms in graphite layers A) Covalent. B) Intermolecular. C) Ionic. D) Metallic. Show Answer Correct Answer: A) Covalent. 46. Which below are natural polymers? A) Polyester. B) Cellulose. C) Silk. D) Nylon. Show Answer Correct Answer: C) Silk. 47. Which one below is a natural polymer? A) Nylon. B) Silk. C) Plastic. D) None of the above. Show Answer Correct Answer: B) Silk. 48. Which one is the Advantages of three-plate mold? A) Allows automatic operation of molding machine. B) Saves material that otherwise would be scrap in theunit operation. C) Remove heat from the hot plastic. D) Eject molded part from cavity at end of molding cycle. E) Eliminates solidification of sprue and runner by locating heaters around the corresponding runner channels. Show Answer Correct Answer: A) Allows automatic operation of molding machine. 49. What is a synthetic aromatic hydrocarbon polymer made from the monomer known as styrene. A) Polyester. B) Pollywantacracker. C) Polystyrene. D) Pollywogs. Show Answer Correct Answer: C) Polystyrene. 50. Any series of materials that are easily deformable; or synthetic materials that have been made from polymers that tend to be lightweight, inexpensive and resistant to degradation. A) Nylon. B) Polymer. C) Keratin. D) Plastic. Show Answer Correct Answer: D) Plastic. 51. Which group of biomolecules provides quick energy to organisms? A) Lipids. B) Carbohydrates. C) Nucleic acids. D) Proteins. Show Answer Correct Answer: B) Carbohydrates. 52. What type of polymerization involves the joining of monomers with the loss of a small molecule like water? A) Chain polymerization. B) Condensation polymerization. C) Radical polymerization. D) Addition polymerization. Show Answer Correct Answer: B) Condensation polymerization. 53. Which of the following is a natural polymer? A) Cotton. B) Nylon. C) Polyethene. D) None of the above. Show Answer Correct Answer: A) Cotton. 54. ..... are added to impart desired colour to plastics. A) Lubricants. B) Pigments. C) Plastizicers. D) Fillers. Show Answer Correct Answer: B) Pigments. 55. ..... form as a result of repeated patterns of atoms or molecules ..... A) Polymer. B) Simple Molecule. C) Extended Structure. D) Crystal. Show Answer Correct Answer: C) Extended Structure. 56. Describes the breaking of a bond within a polymer using water. A) Hydrolysis. B) Dehydration. C) All the above. D) None of the above. Show Answer Correct Answer: A) Hydrolysis. 57. Caprolactum is used in the manufacture of A) Terylene. B) Nylon 66. C) Teflon. D) Nylon 6. Show Answer Correct Answer: D) Nylon 6. 58. Which molecular structure does the below figure represent? A) Branched. B) Network. C) Cross-linked. D) Linear. Show Answer Correct Answer: C) Cross-linked. 59. Which of the following contains isoprene units? A) Natural rubber. B) Nylon 6, 6. C) Polythene. D) PVC. Show Answer Correct Answer: A) Natural rubber. 60. ABS is which sort of polymer? A) Composite. B) Elastomer. C) Thermo plastic. D) Thermosetting plastic. Show Answer Correct Answer: C) Thermo plastic. ← PreviousNext →Related QuizzesScience QuizzesClass 12 QuizzesClass 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 1Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 2Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 3Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 4Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 5Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 7Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 8Class 12 Chemistry (Part Ii) Chapter 15 Polymers Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books