12th Class Chemistry Mcqs With Answers Chapter 14| 2nd Year chemistry mcqs with answers pdf
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12th Class Chemistry Mcqs With Answers Chapter 1 | 12th Class Chemistry Mcqs With Answers Chapter 2 |
12th Class Chemistry Mcqs With Answers Chapter 3 | 12th Class Chemistry Mcqs With Answers Chapter 4 |
12th Class Chemistry Mcqs With Answers Chapter 5 | 12th Class Chemistry Mcqs With Answers Chapter 6 |
12th Class Chemistry Mcqs With Answers Chapter 7 | 12th Class Chemistry Mcqs With Answers Chapter 8 |
12th Class Chemistry Mcqs With Answers Chapter 9 | 12th Class Chemistry Mcqs With Answers Chapter 10 |
12th Class Chemistry Mcqs With Answers Chapter 11 | 12th Class Chemistry Mcqs With Answers Chapter 12 |
12th Class Chemistry Mcqs With Answers Chapter 13 | 12th Class Chemistry Mcqs With Answers Chapter 14 |
12th Class Chemistry Mcqs With Answers Chapter 15 | 12th Class Chemistry Mcqs With Answers Chapter 16 |
12th Class Chemistry Mcqs With Answers Chapter 17 | 12th Class Chemistry Mcqs With Answers Chapter 18 |
12th Class Chemistry Mcqs With Answers Chapter 19 | 12th Class Chemistry Mcqs With Answers Chapter 20 |
Chapter No 14
Macromolecules
1. Which one of the following is inorganic polymer choose which one is correct:
- Graphite
- Rubber
- DNA
- Protein
2. Hardening of oil involves which of the following process choose which one is correct:
- Oxidation
- Hydrogenation
- Saponification
- Hydrolysis
3. Which characteristic functional group is present in fats choose which one is correct:
- Aldehyde
- Ketone
- Carboxylic acid
- Ester
4. In which of the following case Zn2+ ions are used as co-factor choose which one is correct:
- Chrome oxidase
- Carbonic anhydrase
- Glucose
- Anaerobic oxidation of C6H12O6
5. Which of the following is an example of associated lipid choose which one is correct:
- Stearin
- Lipoprotein
- Vitamin D
- Glycerol phospholipid
6. Formation of Terylene and Nylon both are examples of choose which one is correct:
- Addition reaction
- Elimination reaction
- Condensation reaction
- Hydrogenation reaction
7. Quantitatively unsaturation of oils is determined by choose which one is correct:
- Iodine-number
- Acid number
- Passing H2 gas
- Adding Br2
8. Cholesterol belong to choose which one is correct:
- Vitamins
- Carbohydrates
- Fats
- Lipids
9. Amino acids in protein are linked together by choose which one is correct:
- Ester linkage
- Peptide linkage
- Ether linkage
- Glycosidic linkage
10. The colour which cellulose can give with I2 solution choose which one is correct:
- Blue
- Green
- Red
- No colour
11. Which one of the following plastic is a thermo setting plastic choose which one is correct:
- PVC
- Polystyrene
- Polyethylene
- Bakelite
12. Which one of the following polymer is called a polyamide choose which one is correct:
- Rayon
- Orlon
- Nylon
- Terylene
13. Which of the following enzymes bring about the hydrolysis of fats choose which one is correct:
- Urease
- Maltase
- Zymase
- Lipase
14. Which one of the following is a water soluble vitamin choose which one is correct:
- Vit-A
- Vit-D
- Vit-E
- Vit-C
15. Which one of the following element is not present in all proteins choose which one is correct:
- Carbon
- Hydrogen
- Nitrogen
- Sulphur
16. Which one of the following is purine choose which one is correct:
- Cytosine
- Uracil
- Adenine
- Thyamine
17. Which one of the following is not a fatty acid choose which one is correct:
- Oleic acid
- Stearic acid
- Phtalic acid
- Butanoic acid
18. Which of the following is optimum temperature of most of enzymes choose which one is correct:
- 0°C
- 37°C
- 45°C
- 100°C
19. Which of the following is the most abundant organic substance found in nature choose which one is correct:
- Fructose
- Starch
- Cellulose
- Glucose
20. Cholesterol is an important precursor in the biosynthesis of choose which one is correct:
- Adrenal hormone
- Sex hormone
- Vitamin D
- All of these
21. Vegetable oils are choose which one is correct:
- Unsaturated fatty acids
- Glycerides of saturated fatty acids
- Saturated fatty acids
- Glycerides of unsaturated fatty acids
22. The fiber which is made from acrylonitrile as monomer choose which one is correct:
- Acrylic fiber
- Polyester fiber
- PVC
- Rayon fiber
23. Which of these enzymes is an acidic pH active enzymes choose which one is correct:
- Lipase
- Amylase
- Pepsin
- Trypsin
24. Which of these polymers is a synthetic polymer choose which one is correct:
- Animal fat
- Starch
- Cellulose
- Polyester
25. Which of these polymers is an addition polymer choose which one is correct:
- Nylon-6, 6
- Starch
- Cellulose
- Polyester
26. Which of the following is not a polymer choose which one is correct:
- Starch
- Glucose
- Protein
- Nylon
27. Starch is a polymer of choose which one is correct:
- Fructose
- α-D glucose
- β-D glucose
- Sucrose
28. After digestion protein change to choose which one is correct:
- Fatty acid
- Glucose
- Amino acid
- Glycerol
29. Raffinose is a/an choose which one is correct:
- Monosaccharide
- Disaccharide
- Trisaccharide
- Polysaccharide
30. The substance that retard the activity of enzyme is called choose which one is correct:
- Co-enzyme
- Apo-enzyme
- Activator
- Inhibitor
31. Which one of the following is not a polymer choose which one is correct:
- Glycogen
- Starch
- Teflon
- Petroleum
32. The molecular formula of a trisaccharide will be choose which one is correct:
- C3H3O3
- C3H6O3
- C18H36O18
- C18H32O16
33. All fats are choose which one is correct:
- Carbohydrate
- Hydrocarbon
- Esters
- Aldehydes
34. Which one of the following is a co-polymer choose which one is correct:
- PVC
- PVA
- Polyethylene
- Nylon
35. Glycosidic linkage is present in choose which one is correct:
- Proteins
- Nylon-6, 6
- Starch
- DNA