AP 8th Biology Mock Test 2023 For Chapter – 3 : “Story Of Micro organisms” Online Practice Test

1. Microbiology as a science born in

2. Single lens microscope magnifies ............ times

3. Animalcules are

4. Green strands of pond water are

5. Bacteria in buttermilk is

6. Bacteria stained by

7. Micro arthropod is

8. Typhoid is caused by

9. Amoebiasis is caused by

10. Protozoan is

11. "Bread Mould" is

12. Which are considered as the interlink between living and non - living organisms ?

13. Viruses reproduce only when they are in

14. Scabies is caused by

15. Important micro organisms that help in increasing soil fertility by decomposing biomass are

16. AIDS caused by

17. Which of the following is caused by Bacteria ?

18. Pick out the 'odd man' out

19. Pick out 'odd man' out

20. Bacteria that is present in the intestine is useful in

21. 'Septicemia' means

22. Amoebiasis is caused by ...........

23. The top 8 inches of soil of one acre may contain .............. of bacteria and fungi

25. Identify the mismatched pair

1. Malaria - Protozoa
2. Septicemia - Virus
3. Swine flu - Bacteria

27. Viruses can be observed through .............

28. Microbiology is the science of

29. Spirulina is used in the preparation of

30. Micro organisms were first studied by

31. Which converts milk into curd ?

32. Umbrella like growth over rotten materials of dumped wastes ..............

33. Microorganisms grow on other organisms are

34. Animalcule is nothing but

35. This chemical is used in bacterial staining .............

36. For the observation of fungi , we use this

37. Lactobacillus can be seen in ..............

38. Protozoans can be observed in...............

39. Name the labelled 'A' part of fungus

40. Name the microorganisms present in the diagram

41. Name the micro organisms present in the diagram

42. The above micro organism belongs to...................

43. I'm responsible for causing a deadly disease . Who am I ?

44. I am responsible for mosaic disease in Tobacco . Who am I ?

45. Name the micro organism present in the picture

46. Which of the following belongs to Fungi ?

47. Which of the following belongs to Protozoa ?

48. Match the following

1. Eyelash mite           ( ) A. Virus
2. Cholera                    ( ) B. Algae
3. Polio                         ( ) C. Micro Arthropod
4. Chara                       ( ) D. Bacteria
5. Bread mold             ( ) E. Fungus

49. Lactobacillus present in ................

50. One of the following added to dough for preparing bread

51. ................ gas is released during fermentation

52. Sugars are converted into ................... by yeast

53. One of the following helps in curing the disease

54. Immediate effect on disease are

55. The word vaccine comes from "vaca" which means

56. About 78% of air around us is

57. Citrus canker of lemon is caused by

58. Food poisoning is due to consumption of

59. Penicillin was discovered in this year

60. Dr.Y.Subba Rao discovered the following

61. Rabies vaccine was discovered by ......................

62. Small pox virus was discovered by ................

63. The vaccine that prevents Tuberculosis is................

64. Folic acid discovery is associated with the following scientists ...................

65. Sugars are converted into alcohols by ...................

66. Dengue and Chikungunya are spread by ..............

67. Sir Ronald Ross was awarded with Nobel Prize in the year .......

68. Tikka disease can be seen in

69. Food poisoning is due to this bacteria ............

71. Choose the mismatched pair

1. Varicella             - Measles
2. MMR                  - Mumps
3. Tet - vac             - Tetanus

72. This is also known as "Triple Antigen"

73. Vaccine for polio was discovered by ................

74. The word " Vaccine" comes from 'Vaca' which means

75. Microorganisms which cause diseases are called .........

76. Milk is preserved by a method called ................

77. Plasmodium causes this disease .............

78. The disease of food poisoning is called ................

79. This disease is completely eradicated from the world

80. Dr.Ronald Ross discovered that female mosquito was the carrier for plasmodium . This discovery was made in this city

81. We should spray the following in the stagnated water pools to prevent the mosquito population

82. Housefly acts as carrier for .....................

83. Dr.Edward Jenner discovered small pox vaccine in this year ..................

84. The bacterium that is used as pesticide

85. Identify the micro organisms present in the picture

86. Identify the micro organisms .......

87. The sheep in this picture , are suffering from ............

88. I am used as antibiotic . Who am I ?

89. Name the labelled parts of the yeast

90. Name the labelled parts of the picture

91. Who saved the wine industry in France ?

92. "The germ theory of diseases" was proposed by

93. The scientist associated with Anthrax vaccine ..................

94. Name the scientist who saved the silk industry in Germany and France ........

95. Name the scientist , who experimentally proved that micro organisms could be killed by boiling in 1768..............

96. Examples for Antibiotics

97. Tetracycline cures ...............

98. Oral polio vaccine was discovered by ............

99. Match the following

1. Flemming            ( ) a.Anthrax vaccine
2. Ross                      ( ) b. First antibiotic
3. Jonas Salk           ( ) c. Smallpox
4. Jenner                  ( ) d. Anopheles
5. Pasteur                 ( ) e. Polio vaccine

100. Amoeba belongs to .....................