MDCAT Chemistry Chapter 20 Macromolecules MCQ's Test With Answers

MDCAT Chemistry Chapter 20 Macromolecules MCQ's Test

Sr. # Questions Answers Choice
1 Which is the optimum temperature for the activity of enzyme 20 - 35°C 10 - 15°C 55 - 70°C 35 - 55°C
2 Starch is a polymer of Sucrose Fructose <span style="color: rgb(34, 34, 34); font-family: &quot;Times New Roman&quot;; font-size: 24px; text-align: center; background-color: rgb(255, 255, 224);"><i>α</i></span>-D-Glucose Lactose
3 Nylon 6, 6 is a condensation polymer of Phthalic acid and hexa ethylene diamine Adipic acid and hexaethylene diamine Phthalic acid and glycerol Adipic acid and glycerol
4 Which one among the following is not a natural polymer Protein Cellulose Nylon Nucleic acid
5 Plastic are a pollution problem because many plastics Burn to produce toxic fumes Decompose to produce toxic products Are made from petroleum Are very inflammable
6 The mechanism of polymerization involves free radical addition polymerization or condensation polymerization. Choose the correct statement Polyester is an addition polymer Polythene is an addition polymer Polyvinyl chloride (PVC) is a condensation polymer Polystyrene
7 Thermoplastic polymer can be softened and hardened when cool repeatedly. Which one is not a thermoplastic among the following Epoxy resin PVC Plastic toys None of all
8 Lipids are naturally occurring compounds produced in cell and are water insoluble but soluble in organic solvents. One of the followings is not a lipid. Select among the following Nucleic acid A triglyceride Sterol Vitamin D
9 A fat or oil is characterized for extent of unsaturation by one of the following number. Which one is Acid number Saoilucfucation number Rancidity number Iodine number
10 Choose an addition polymer among the following Terylone Nylon 6, 6 Polystyrene Epoxy resin
11 Which one of the following is not type of polemer Copolymer Homopolymer Terpolymer Heteropolymer
12 Which one of the following statements about glucose and sucrose is incorrect Both are soluble in water Both are naturally occurring Both are carbohydrates Both are disacharides
13 The reaction between fat and NaOH is called Esterification Hydrogenolysis Fermentation Sponification
14 Which one of the following enzymes brings about the hydrolysis of fats Urease Maltase Zymase Lypase
15 Which one of the following is a water soluble vitamin Niacin Riboflavin Trypsin Ascobic acid
16 Which of the following is not an inorganic macromolecule Graphite Sand Strach Diamond
17 Which of the following is not a charbohydrate Nuclic acid Starch Glycoyen Cellulose
18 One of the following is not a biopolymer. Point out that one Lipid Starch Diamond Protein
19 The structure of a polymer depends upon how the monomer-repeating unit joins to make a polymer. What is not the type of structure of a polymer Synthetic polymer Linear polymer Branched Cross linked or inter connected polymer
20 Which one of the following elements is not present in all protens Carbon Hydrogen Nitrogen Sulphur
Download This Set

Is this page helpful?