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Class 11 Biology Chapter 9 Biomolecules Quiz 12 (60 MCQs)

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1. Which of these provides long term energy?
2. The word "saccharide" means:
3. Lipids / carbohydrates are also called fats.
4. The monomer of carbohydrates is called
5. Carbohydrates are more easily metabolized than lipids. However, on a gram-for-gram basis, lipids provide cells with more-
6. Your friend is really irritable while sitting in class. He feels lightheaded and dizzy. He is also feeling a bit of confusion and brain fog. (Signs of low blood sugar)What biomolecule does your friend need?
7. Which biomolecule is the main source of energy for cellular processes?
8. Beans and green leafy vegetables are also good source of .....
9. Cellulose is found in plant cell walls and is a .....
10. Which is NOT an example of a Lipid?
11. Your friend is really irritable while sitting in class. He feels lightheaded and dizzy. He is also feeling a bit of confusion and brain fog. What biomolecule does your friend need?
12. Which group of biomolecules contains glycerol and fatty acids?
13. Which among the following is NOT an element of an amino acid
14. ATP is a special type of ..... that is the energy currency of the cell.
15. This biomolecule stores long term energy and an important component of plasma membrane in our cells.
16. The ..... mechanism describes how each substrate must fit into the enzyme.
17. Proteins are made up of .....
18. Nucleotides combine to form .....
19. The polymer called Proteins are made of the monomers .....
20. Nucleic Acids like DNA and RNA, don't provide energy like proteins, carbs, and lipids, but they do-
21. WHAT ELEMENTS DO ALL BIOMOLECULES (LIPIDS, PROTEINS, NUCLEIC ACIDS, CARBS) HAVE IN COMMON?
22. ..... is a large number of similar units bonded together.
23. The monomer of a protein is called .....
24. Assertion:On electrolysis in acidic solution, amino acids migrate towards cathode.Reason:In acidic solution carboxylate ion accepts proton and forms negative ion.
25. It is the major sources of energy for the body.
26. What type of bonds are found in biomolecules?
27. DNA and RNA are organic compounds also known as .....
28. What molecules do both DNA and RNA contain?
29. Which best explains the function of the sequence of nucleotides?
30. Which biomolecule contains carbon, hydrogen, oxygen, and nitrogen (CHON)?
31. Which biomolecule provides insulation?
32. Which organic molecule is primarily used by cells as a source of energy?
33. Monomer:amino acid
34. Which biomolecule stores genetic information?
35. Fructose contain
36. Which biomolecule is used to make cell membranes?
37. Which sequence of DNA bases would pair with this partial strand5' ATG TGA CAG 3'
38. You are a nutritionist advising a client on the functions of different organic molecules in the body. Which of the following advice would be correct?
39. Which of the following biomolecules typically contains both nitrogen and phosphorous (phosphate)?
40. What biomolecules are in your body?
41. A balanced internal environment is called-
42. WHICH BIOMOLECULES STORES LONG-TERM ENERGY?
43. The monomers of carbohydrates are:
44. What kind of molecule is represented by the structure below?CH$_{3}$CH$_{2}$CH$_{2}$CH$_{2}$CH=CHCH$_{2}$CH$_{2}$CH$_{2}$CH$_{2}$CH$_{2}$CH$_{2}$CH$_{2}$COOH
45. Mountain Dew contains mostly
46. In a nucleotide, a nitrogenous base is attached to ..... of sugar.
47. In addition to serving as waterproof coverings or as parts of biological membranes, lipids
48. In which phase does the DNA copy itself?
49. The prefix "mono" means .....
50. Which type of biomolecule is the primary source of energy in the body?
51. A group of tissues working together form
52. What is the monomer that makes up proteins?
53. What is the monomer of lipids
54. Which of the following describes nucleic acids?
55. What is another term for monosaccharide?
56. Among the types of lipids, which one is the most plentiful lipids in the body and has 4-ring structure.
57. Which elements are found in carbohydrates?
58. Which type of carbohydrate is most likely to provide the highest amount of energy when broken down in cells?
59. Which biomolecule comprises both DNA and RNA
60. Which aminoacid has an imidazole ring?
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