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Class 11 Biology Chapter 9 Biomolecules Quiz 6 (60 MCQs)

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1. Which biomolecule helps form body structures like muscles?
2. Which biomolecule provides long term storage and insulation?
3. Four groups of biomolecules found in all living things are all of the following except:
4. On oxidation with a mild oxidising agent like Br$_{2}$/H$_{2}$0, the glucose is oxidized to
5. Amino Acids are the monomers of .....
6. Which biomolecule is most abundant in the cell membrane and contributes to its fluidity?
7. The inorganic compounds like sulphate, phosphate, etc., are found in-
8. Both complex carbohydrates and lipids can provide energy to your body as they are broken down. However, only carbohydrates are broken down into which of the following subunits?
9. Peptide bonds in proteins can be broken down by the enzyme peptidase. Adrian orders a hamburger and French fries for lunch. He adds cheese and mayonnaise to his hamburger and then sits down to eat lunch with his friends. Which structure would most likely result from the action of peptidase in Adrian's stomach?
10. Which biomolecules transport oxygen and other substances and also form part of most organelles?
11. The major role of carbohydrates in the human diet is to-
12. Proteins are polymers of
13. Stores energy in animals as glycogen
14. What is the primary function of proteins in the body?
15. Which biomolecule stores energy for body's future use?
16. Many monomers bonded together create a .....
17. What are the possible types of interaction with metal complexes are associated with DNA?
18. When the body runs out of carbohydrates to burn for fuel, it will then turn to it's long term energy source called .....
19. During photosynthesis, plants use carbon dioxide, water, and sunlight to produce which type of biomolecule?
20. Which biomolecule is made from glycerol and fatty acid?
21. Which biomolecule group do enzymes belong in?
22. Which of the following would NOT be a good source of protein?
23. What type of biomolecule are enzymes?
24. Nucleotides are monomer for
25. Which biomolecule includes RNA as an example?
26. Enzymes make chemical reactions go faster by doing what?
27. If athletes "pasta load, " they consume a lot of me.
28. *****I. Right end of polysaccharide is called reducing end while left end is called nonreducing end.*****II. Starch can hold I$_{2 }$molecules in its helical secondary structure but cellulose being nonhelical, cannot hold I$_{2}$*****III. Starch and glycogen are branched molecule*****IV. Starch in plant and glycogen in animal are store houses of energy
29. Carbohydrates provide ..... energy. When not all of this energy is used, it becomes ..... energy as a lipid (fat).
30. Protein in food gives you energy.
31. Proteins are used by the body for immunity, enzymes and
32. Which of the following best describes how DNA and RNA are similar?
33. Chemical reaction which adds water between the bonds of polymers to break it down into separate monomers.
34. Proteins are made by combining ..... together.
35. What does an enzyme do for the activation energy?
36. A growth response in plants is called a-
37. Starch from food is a source of energy for organisms. Starch is a type of-
38. Which biomolecule is primarily responsible for storing genetic information in living organisms?
39. Enzymes are capable of increasing the rate of a chemical reaction within a living cell. Enzymes accomplish this through which of the following means?
40. Research has indicated that diets high in fiber may reduce the risk of .....
41. What is the most common monosaccharide?
42. Which of the following amino acids is optically inactive?
43. Which answer contains the four macromolecules of life?
44. The human body maintains a temperature of around 98.6 degrees at all times. Enzymes are involved in almost every chemical reaction in the body. Which of the following describes the connection between these two statements?
45. ..... are helpful for long term energy storage.
46. What are the monomers of a lipid called?
47. Carbon, hydrogen, oxygen, nitrogen, and phosphorous make up which biomolecule?
48. Which of the following is an example of an external stimulus?
49. What does the element H stand for?
50. Function:build/repair
51. Removing water from a substance to put things together would be considered .....
52. Which monomers is NOT correctly match with its polymers?
53. Which of the following macromolecules is correctly paired with its function?
54. Which of the following is a monosaccharide?
55. The Biuret Test will test for the presence of .....
56. The number of disulphide linkage in insuline is .....
57. Your friend is feeling irritable, lightheaded and dizzy. They are also feeling a bit of confusion and brain fog. Which biomolecule would you recommend your friend consume?
58. Which biomolecule is primarily responsible for catalyzing biochemical reactions?
59. These are all related to carbohydrate EXCEPT
60. Which is not a monomer?
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