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1. According to Woese, fungi were placed in the domain :

 
 
 
 

2. Which of the following is not a fungal disease?

 
 
 
 

3. Smut of maize is caused by :

 
 
 
 

4. A part of pathogen that is transmitted to the host is termed as :

 
 
 
 

5. Chemicals which are applied soon after the outset of infection, suppress the development of pathogen, thus curing the plant, are called :

 
 
 
 

6. Body disorders due to harmful physiological changes are known as :

 
 
 
 

7. Which of the following is not a viral disease?

 
 
 
 

8. A perennial that bears flowers and fruits once in a life time is known as :

 
 
 
 

9. Multicellular and jacketed sex organs are found in :

 
 
 
 

10. A diseased leaf shows some areas with dead tissue. This symptom is often referred to as :

 
 
 
 

11. Rigid cell wall and embryo formation characterise kingdom :

 
 
 
 

12. Who is known as ‘Father of Taxonomy’?

 
 
 
 

13. Quarantine regulations are concerned with:

 
 
 
 

14. Leaf spot of groundnut is caused by :

 
 
 
 

15. Banana bunchy top is caused by :

 
 
 
 

16. Ergot is obtained from :

 
 
 
 

17. An excessive enlargement of diseased organ because of increase in the number of cells is called :

 
 
 
 

18. Which of the following is the kingdom of multicellular producers?

 
 
 
 

19. If a disease appear on large scale after a long interval it is :

 
 
 
 

20. Gymnosperms could also be called as:

 
 
 
 

21. Which of the following does not help in penetration of pathogen into the host?

 
 
 
 

22. In which group would you place a plant that reproduces by spores, develops embryo but plant body remains undifferentiated into root, stem and leaves?

 
 
 
 

23. A branch of science that deals with nature, symptoms, development and control of plant diseases is called :

 
 
 
 

24. Oswald Tippo’s classification was based on :

 
 
 
 

25. Roots are absent in :

 
 
 
 

26. Woody climbers are known as :

 
 
 
 

27. Maximum diversity of life forms occurs in :

 
 
 
 

28. When the seeds are borne on megasporophylls and are not enclosed in a fruit, the plant belongs to :

 
 
 
 

29. Most primitive embryophytes are placed in :

 
 
 
 

30. ‘Snakes of Plant Kingdom’ is :

 
 
 
 

31. The scientist who is famous for his research on rust fungi in India is :

 
 
 
 

32. Red rot of sugarcane is caused by :

 
 
 
 

33. Which of the following is a monocot?

 
 
 
 

34. The causal organism of early blight of potato is :

 
 
 
 

35. A plant bears fruit, has a column of vascular bundle and a tap root system. This plant is a :

 
 
 
 

36. The disease symptom necrosis refers to :

 
 
 
 

37. Green plants are classified as :

 
 
 
 

38. There are some dead and corky areas with definite margins on the stem, branches and fruits of lemon. This disease should be :

 
 
 
 

39. Which among the following is a shrub?

 
 
 
 

40. Cryptogams include :

 
 
 
 

41. Which of the following is not a correct match?

 
 
 
 

42. Disease resistant plant varieties can be produced by :

 
 
 
 

43. Atracheata term has been used by Oswald Tippo for :

 
 
 
 

44. Spermatophyta are characterized by producing:

 
 
 
 

45. Which group of plants is called “Amphibians of Plant World”?

 
 
 
 

46. Oswald Tippo’s classification is:

 
 
 
 

47. Bryophyta have been placed in cryptogams because:

 
 
 
 

48. Which one of the following is a monocot?

 
 
 
 

49. When an infection is very wide in occurrence, it is called :

 
 
 
 

50. Black rust of wheat is caused by:

 
 
 
 

51. Which of the following plants does not belong to Embryophyta?

 
 
 
 

52. Etiology includes the study of :

 
 
 
 

53. Which of the following organisms has characters of both animals and plants?

 
 
 
 

54. Citrus canker is caused by :

 
 
 
 

55. Which of the following causes smut disease in cultivated plants?

 
 
 
 

56. A control measure prior to the appearance of a particular disease comes under :

 
 
 
 

57. In plants, the substances which accumulate around the site of infection are :

 
 
 
 

58. In which of the following plants would you place heterotrophs like slime moulds, rusts, mushrooms, etc.?

 
 
 
 

59. Propagating materials like seeds, tubers, grafts and bulbs can be kept free of pathogens by :

 
 
 
 

60. Downy mildew disease is caused by :

 
 
 
 

61. Aflatoxin is produced as a product in :

 
 
 
 

62. Embryo formation is not known in :

 
 
 
 

63. Which are non-seed-bearing vascular plants?

 
 
 
 

64. There is a class of phenolic compounds produced by the host plant in response to fungal infections :

 
 
 
 

65. Ovules are not found enclosed in ovary in :

 
 
 
 

66. Club moss and Peat moss belong to:

 
 
 
 

67. Leaves of pea show white powdery patches due to the growth of fungal mycelium with conidia and conidiophores. These are the symptoms of :

 
 
 
 

68. Severe famine of West Bengal of 1942-43 was due to destruction of rice crop by a fungus called :

 
 
 
 

69. All but one group are included in tracheophyta; which group is this :

 
 
 
 

70. Chief constituents of bordeaux mixture are :

 
 
 
 

71. Club moss is the common name of :

 
 
 
 

72. Helminthosporium oryzae was the cause of disaster :

 
 
 
 

73. Pteridophytes are also known as :

 
 
 
 

74. The tallest living gymnosperm tree in the world belongs to :

 
 
 
 

75. Embryophyta includes :

 
 
 
 

76. Which of the following are included in Tracheophyta?

 
 
 
 

77. Ovary is absent in :

 
 
 
 

78. Vascular tissue is found in :

 
 
 
 

79. Which part of the plant is not affected by Albugo?

 
 
 
 

80. Vascular cryptogam is the term used for :

 
 
 
 

81. Pythium debaryanum is the causative agent of:

 
 
 
 

82. Which of the following is the most destructive enemies of mankind?

 
 
 
 

83. Rice, pea, potato are :

 
 
 
 

84. Late blight of potato is caused by :

 
 
 
 

85. The smut mycelium which initiates the infection is usually :

 
 
 
 

86. Which of the following does not contain chlorophyll?

 
 
 
 

87. Mixed cropping helps :

 
 
 
 

88. When a diseased plant is legally stopped from export, this is done under :

 
 
 
 

89. The plants with soft and delicate stems, about a meter tall are known as :

 
 
 
 

90. The inability of a plant to resist the effects of a pathogen or any other damaging factors is known as :

 
 
 
 

91. Which of the following statements is not correct?

 
 
 
 

92. Red rot of sugarcane is caused by :

 
 
 
 

93. The disease occurring more or less regularly from year to year in a particular locality is referred to as :

 
 
 
 

94. The pathogen that causes covered smut of Sorghum is :

 
 
 
 

95. A disease is abnormal state that may result due to :

 
 
 
 

96. A plant which reproduces by spores, has vascular tissue but lacks flowers should belong to :

 
 
 
 

97. Which one of the following belong to cryptogams only:

 
 
 
 

98. Fruits are not found in :

 
 
 
 

99. Small epidermal swellings due to infection are called :

 
 
 
 

100. Liverworts are included in :

 
 
 
 

101. Seeds are characteristically found in :

 
 
 
 


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