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100 Biology Info Questions Practice Quiz Online Mcq’s Test with Answers

Biology is a key subject in the medical field and almost everyone whether they want to seek admission in any institutes or have applied for a job in this field, must appear in a written examination and pass it as well in order to move further in the selection procedure. So to help you in this case, a biology mega quiz has been compiled below which will help you check and also improve your level of knowledge about various concepts of the subject so that you can perform well in the actual examination.

100 Biology Info Questions Practice Quiz Online Mcq’s Test with Answers

 

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Mega Quiz

1. A pollutant which causes mental illness is:

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2. The protection of internal environment from the harms of fluctuations in external environment is called as:

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3. A virion is a:

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4. Most fossils are found in:

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5. Lamarck published his theory of evolution in:

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6. About three billion base pairs are present in the genome of a:

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7. Science is a systematized knowledge and based on:

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Question 8 of 100

8. The means by which recombinant DNA is introduced in a host cell is called:

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Question 9 of 100

9. Edward Jenner first developed the technique of vaccination in:

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10. There is a need for lead free petrol to reduce the:

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11. Dark reaction is also called as:

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12. Eukaryotes include animals, plants, fungi and:

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13. Which is the best source of renewable energy?

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14. Plants use evaporative cooling to manage with high:

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Question 15 of 100

15. Major unit of ecology is:

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16. New ribosomes are assembled in the:

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17. The study of microorganisms which include bacteria, viruses, protozoa and microscopic algae and fungi comes under:

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Question 18 of 100

18. Species is the basic unit of:

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19. Currently, the number of species of organisms, known to science is:

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20. The cell was discovered by:

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21. Polioviruses are:

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Question 22 of 100

22. In humans, thermostat responds to changes in temperature above and below a set point which is:

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23. The nucleoside forms a nucleotide after combining with a:

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24. Lysosomes also releases enzymes for extra cellular:

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25. Two different molecules, belonging to different categories, usually combine together to form:

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26. In 1997, scientists in Scotland succeeded in cloning a:

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27. It is very difficult to define:

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28. What is the number of insects in percentage among known species of organisms:

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29. Extinction of a species in a food chain is compensated by:

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Question 30 of 100

30. The elimination of wasteful metabolites mainly of nitrogenous nature is called as:

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Question 31 of 100

31. There is a need for lead free petrol to reduce the:

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Question 32 of 100

32. In electron microscope the resolution of microscope ranges between ________.

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Question 33 of 100

33. The transfer of energy from one trophic level to another is called as:

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Question 34 of 100

34. A branch of Biology, which deals with the study of chemical components  and chemical process in living organisms is known as:

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Question 35 of 100

35. Biology is the study of:

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36. Which animals show no inter relationship (i.e.,neutralism)?

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37. The first step of aerobic respiration is:

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38. Photosynthesis is:

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39. Soyabeans have been made resistant to a common:

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Question 40 of 100

40. Which is the last electron receptor in respiration?

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41. A pollutant which causes mental illness is:

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42. In the coming years, skin = related disorders will be more common due to:

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Question 43 of 100

43. Carolus Linnaeus developed the system of nomenclature which is called:

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44. The oldest known fossils are:

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45. Nucleohistones are present in:

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46. Meristem is a:

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47. Retroviruses cause the disease:

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Question 48 of 100

48. Endangered species of plants have been recorded to more than:

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Question 49 of 100

49. A basic knowledge of Biochemistry is essential for understanding:

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Question 50 of 100

50. It is the beautiful and delicate sponge made up of glass frame work:

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Question 51 of 100

51. Science is a systematized knowledge and based on:

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Question 52 of 100

52. Kingdom Animalia includes all animals which are:

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Question 53 of 100

53. Name the first microbe to have the genome completely sequenced:

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Question 54 of 100

54. Photosynthesis consists of two well-defined phases, which are:

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55. The list of plants and animals which if not protected would soon be extinct is known as:

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56. Photosynthetically, least effective radiation is:

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57. The body of birds is covered by:

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58. Darwin published "The origin of Species" in:

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Question 59 of 100

59. Perhaps the most distinctive feature of prokaryotic cell is its:

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Question 60 of 100

60. The animal excreting urea as the nitrogenous waste are called as:

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61. The asexual reproduction in sponges is by:

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62. Urine is preferably used as a vehicle for biotechnology product than:

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Question 63 of 100

63. There are three components for the control system in a living organism to maintain homeostatic balance which are receptors, control centre and:

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Question 64 of 100

64. Archaeopteryx is a fossil of:

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65. There are three components for the control system in a living organism to maintain homeostatic balance which are receptors, control centre and:

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66. Homeostasis is the central requirement in the maintenance of:

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67. Pigs could be reservoirs to:

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68. Which cells do not respire?

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69. The five kingdom system of classification was proposed by:

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70. The regulation of amount of water and solutes in the body is termed as:

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71. Contraction and relaxation are the characteristics of:

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72. Succession begins by a few hardy invaders called:

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73. In Ecuador, factor coverage has been reduced by:

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74. Nearly 70% of the total global carbon is found in:

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75. Evolutionary change often produces new species and then increases:

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76. A class is a group of related:

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77. The cell theory was formulated by:

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78. Driving force of ecosystem is:

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79. The gizzard is used for crushing food in:

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80. The study of life in seas and oceans comes under the heading of:

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81. The study of viruses is called as:

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82. Plants use evaporative cooling to manage with high:

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83. Algae have been found to reduce pollution of heavy metals by:

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84. Uric acid is produced from the breakdown of:

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85. The whole metabolism of the cell is controlled by the proteinaceous agents called:

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86. Temperature phage may exist as:

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87. The sedimentation coefficient of prokaryotic ribosome is:

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Question 88 of 100

88. The crossing of different varieties of plants or even species is called:

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Question 89 of 100

89. The main cause of extinction of species include:

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Question 90 of 100

90. The prokaryotic cell can divided by:

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Question 91 of 100

91. Succession begins by a few hardy invaders called:

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92. The entire cell wall of prokaryotic cell is often regarded as a single huge molecule known as:

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93. Polioviruses are:

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94. A very useful method of DNA finger printing is:

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Question 95 of 100

95. The name animalia is derived from Latin, anima which means:

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96. Quantum yield of photosynthesis is:

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Question 97 of 100

97. Actual place or location where an organism lives is called its:

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98. Retroviruses cause the disease:

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Question 99 of 100

99. Fungal cell wall is made up of:

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Quran Pak

100. The study of viruses is called as:

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