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Biology 40 MCQs
1. What is the integrated viral DNA in the lysogenic cycle called?
2. What are the smallest infectious agents?
3. What do antiviral drugs commonly target?
4. How can viruses be transmitted?
5. How do enveloped viruses acquire their envelope?
6. What is bioenergetics?
7. Where does the Krebs cycle occur?
8. Where is the proton gradient established?
9. What is the function of mRNA?
10. What do restriction enzymes do?
11. What is Agrobacterium tumefaciens used for?
12. What are the environmental concerns of genetic modification?
13. What is the basic unit of life?
14. What is the liquid component of blood?
15. What is the function of heart valves?
16. How is blood pressure measured?
17. What do thyroid hormones regulate?
18. What does the digestive system include?
19. What does pepsin digest?
20. What does bicarbonate do?
21. What does the pyloric sphincter control?
22. When is Vmax reached?
23. What do enzymes stabilize?
24. What is gene flow?
25. What is the estimated age of the Earth?
26. What is innate immunity?
27. What does vaccination stimulate?
28. What are the first line defenses?
29. Who is the father of genetics?
30. What is parthenogenesis?
31. What is implantation?
32. What type of reproduction do most mammals have?
33. What is respiration?
34. Is exhalation active or passive?
35. What is the respiratory quotient?
36. What is the approximate RQ for proteins?
37. What does the I‑band contain?
38. What is the function of the vertebral column?
39. What contains bone marrow?
40. How do muscles work together?
Chemistry 15 MCQs
41. The shape of an s orbital is:
42. Viscosity of a liquid:
43. Crystal defects affect:
44. F-centers in crystals are:
45. The Nernst equation is:
46. The most electronegative element is:
47. Which metal has the highest melting point?
48. Coordination number is:
49. Alkenes are also called:
50. The suffix for alkynes is:
51. Position isomerism involves:
52. RMgX + CO₂ → hydrolysis gives:
53. Cracking breaks:
54. Borosilicate glass is:
55. Role of coke and limestone in blast furnace:
English 20 MCQs
56. What is the formal equivalent of "I'm gonna"?
57. Which sentence is grammatically correct?
58. I do not want to ____ my keys again.
59. Cheating on an exam is considered ____.
60. He ____ to the incident without mentioning details.
61. You need more ____ to become an expert.
62. The perfume had a ____ appeal.
63. He got a ____ job for the summer.
64. Choose the meaning of "prolific" in: "The scientist was a prolific writer, publishing numerous articles and books throughout his career."
65. The author writes: "A man who had nothing but a small hut and a piece of bread was the happiest person in the village. He had no desire for gold or fine clothes, for he had discovered that happiness is not in the abundance of possessions, but in the appreciation of what one already has." What is the author's purpose in sharing this story?
66. The author writes: "It is often said that time flies when you are having fun. This cliché holds a kernel of truth, not about the physical laws of the universe, but about our psychological experience. When we are engaged and happy, we lose track of the minutes, whereas tedious moments seem to stretch into hours. The perception of time is deeply psychological." What is the author's main point?
67. Which sentence correctly uses a semicolon?
68. Choose the synonym for "tranquil" in: "The tranquil lake reflected the mountains perfectly, creating a peaceful scene."
69. What does "hostile" mean in: "The meeting quickly turned hostile as both parties refused to cooperate."
70. What does "reckless" mean in: "The reckless driver sped through the red light."
71. Choose the synonym for "jovial" in: "The jovial old man always greeted everyone with a smile."
72. Which sentence correctly uses "owing to"?
73. Choose the correct word: "The car lost ____ wheel."
74. Choose the correct word: "There are ____ apples on the table."
75. Choose the correct word: "She is a very ____ person who cares about others."
Logical Reasoning 5 MCQs
76. What is the top priority during floods?
77. What to do to achieve herd immunity?
78. What might be missing from the survey sample?
79. What comes next: Z, V, R, N, J, ?
80. All roses are flowers. Some flowers are red. What follows?
Physics 20 MCQs
81. The energy of an electron in the nth orbit of hydrogen is proportional to:
82. The Bohr model introduced the concept of:
83. The photoelectric effect was explained by:
84. The general theory of relativity deals with:
85. The photoelectric effect is useful in:
86. The momentum of a photon is given by p = E/c. This relation is derived from:
87. The SI unit of magnetic flux is:
88. The induced EMF in a stationary coil with varying current in a nearby coil is an example of:
89. Paramagnetic materials have μ_r:
90. A flip-flop is a circuit that can store:
91. The strong nuclear force is a short-range force that acts over distances of about:
92. For very heavy nuclei, binding energy per nucleon:
93. The moment of inertia of a hoop (thin ring) about its central axis is:
94. The angular acceleration is related to the tangential acceleration a_t by:
95. The SI unit of heat energy is:
96. In a free expansion of an ideal gas into vacuum, the temperature:
97. In a reversible process, the total entropy change of the system and surroundings is:
98. If two vectors are equal, they have the same:
99. Sound waves are examples of:
100. The speed of light in vacuum is approximately: