Punjab 12th Class Chemistry Chapter 14 Macromolecule MCQs Test Online Punjab 12th Class Chemistry Chapter 14 Macromolecule MCQs Test Online 1234567891011121314151617181920Show paginator Hide paginator Question 1 of 20Chemistry 1. Which one of the following elements is not present in all proteins?1.Carbon2.Sulphur3.Nitrogen 4.HydrogenQuestion 1 of 20Question 2 of 20 2. Which one of the following enzymes brings about the hydrolysis of fats?1.Lipase2.Maltase3.Unease4.ZymaseQuestion 2 of 20Question 3 of 20 3. Nylon 6, 6 is obtained by heating hexamethylene diamine with?1.Acryline Acid2.Adipic Acid3.Vinyl Chloride4.Acetic AcidQuestion 3 of 20Question 4 of 20 4. Which of these polymers is an addition polymer?1.Nylon-6.62.Terylene3.Epoxyresin4.PolystreneQuestion 4 of 20Question 5 of 20 5. Degree of Polymerization is useful in the?1.Calculating the mass of repeating units2.Calculating the molecular mass of polymers3.Structure determination of polymers4.Classification of polymersQuestion 5 of 20Question 6 of 20 6. Which one of the following nitrogenous bases 'is not present in RNA?1.Cytosine2.Uracil3.Adenine4.ThiamineQuestion 6 of 20Question 7 of 20 7. Which of the following compound is an addition polymer?1.Polyvinyl chloride2.Carbohydrate3.Nylon 4.PolyesterQuestion 7 of 20Question 8 of 20 8. Vegetable oils are?1.unsaturated fatty acids2.Essential oils obtained from plants,3.Glycerides of saturated fatty acids 4.Glycerides of unsaturated fatty acidsQuestion 8 of 20Question 9 of 20 9. A polymeric substance that is formed in the liquid state and then hardened to a rigid solid is called?1.Varnish2.Fiber3.Plastic4.Polyamide resinQuestion 9 of 20Question 10 of 20 10. Which is a synthetic polymer?1.Animal fat2.Polyster3.Cellulose4.StarchQuestion 10 of 20Question 11 of 20 11. Which of these polymers is an addition polymer?1.Epoxy resin2.Terylene3.Polystyrene4.Nylon-6,6Question 11 of 20Question 12 of 20 12. The fiber which is made from acrylonitrile as monomer is?1.Polyster fiber2.Acrylic fiber3.Rayon fiber4.PVCQuestion 12 of 20Question 13 of 20 13. Which of these polymers is a synthetic polymer?1.Starch2.Polyester3.Animal fat4.Cellulose Question 13 of 20Question 14 of 20 14. The reaction between fat and NaOH is called?1.Saponification2.Esterification3.Hydrogenolysis4.FermentationQuestion 14 of 20Question 15 of 20 15. In which of these processes are small organic molecules made into macro molecules?1.The fractional distillation of crude oil2.The hydrolysis of ciroteins3.The polymerization of ethane4.The cracking of petroleum fractionsQuestion 15 of 20Question 16 of 20 16. Plastics are a pollution problem because many plastics?1.Are very inflammable2.Decompose to produce toxic products3.Bum to produce toxic fumes4.Are made from petroleumQuestion 16 of 20Question 17 of 20 17. The fiber which is made from acrylonitrile as monomer?1.Polyester fiber2.Acrylic fiber 3.PVC4.Rayon fiber Question 17 of 20Question 18 of 20 18. Disposable cups are made of a polymer polystyrene. Polystyrene is?1.A polyester2.A polyamide3.An addition polymer4.A condensation polymerQuestion 18 of 20Question 19 of 20 19. Polymerization of acrylonitrile give?1.Polyester Fiber2.Acrylic Fiber3.PVC4.Rayan FiberQuestion 19 of 20Question 20 of 20 20. Which one of the following statements about glucose and sucrose is incorrect?1.Both are naturally occurring 2.Both are carbohydrates3.Both are disaccharides4.Both are soluble in waterQuestion 20 of 20 Loading... Test By Subject Punjab Test By Topics 12th Class Chemistry You Can Learn and Gain more Knowledge through our Online Quiz and Testing system Just Search your desired Preparation subject at Gotest.