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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

4. Pteridophytes are also known as :

 
 
 
 

5. Ergot is obtained from :

 
 
 
 

6. Late blight of potato is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

11. Downy mildew disease is caused by :

 
 
 
 

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

 
 
 
 

13. ‘Snakes of Plant Kingdom’ is :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

16. Spermatophyta are characterized by producing:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

19. Club moss is the common name of :

 
 
 
 

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

 
 
 
 

21. Vascular tissue is found in :

 
 
 
 

22. Which of the following statements is not correct?

 
 
 
 

23. Oswald Tippo’s classification was based on :

 
 
 
 

24. Gymnosperms could also be called as:

 
 
 
 

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

 
 
 
 

26. Roots are absent in :

 
 
 
 

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

 
 
 
 

28. Cryptogams include :

 
 
 
 

29. Rice, pea, potato are :

 
 
 
 

30. Most primitive embryophytes are placed in :

 
 
 
 

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

 
 
 
 

32. Seeds are characteristically found in :

 
 
 
 

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

 
 
 
 

34. Ovules are not found enclosed in ovary in :

 
 
 
 

35. Aflatoxin is produced as a product in :

 
 
 
 

36. Leaf spot of groundnut is caused by :

 
 
 
 

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

 
 
 
 

38. Red rot of sugarcane is caused by :

 
 
 
 

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

 
 
 
 

40. Quarantine regulations are concerned with:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

43. Citrus canker is caused by :

 
 
 
 

44. Which one of the following is a monocot?

 
 
 
 

45. Embryo formation is not known in :

 
 
 
 

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

 
 
 
 

47. Bryophyta have been placed in cryptogams because:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

50. Liverworts are included in :

 
 
 
 

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

 
 
 
 

52. Chief constituents of bordeaux mixture are :

 
 
 
 

53. Disease resistant plant varieties can be produced by :

 
 
 
 

54. Green plants are classified as :

 
 
 
 

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

 
 
 
 

56. Mixed cropping helps :

 
 
 
 

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

 
 
 
 

58. Which of the following are included in Tracheophyta?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

62. Pythium debaryanum is the causative agent of:

 
 
 
 

63. Oswald Tippo’s classification is:

 
 
 
 

64. The disease symptom necrosis refers to :

 
 
 
 

65. Which among the following is a shrub?

 
 
 
 

66. Banana bunchy top is caused by :

 
 
 
 

67. Smut of maize is caused by :

 
 
 
 

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

 
 
 
 

69. Multicellular and jacketed sex organs are found in :

 
 
 
 

70. Which of the following is a monocot?

 
 
 
 

71. Which of the following does not contain chlorophyll?

 
 
 
 

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

 
 
 
 

73. Black rust of wheat is caused by:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

76. Vascular cryptogam is the term used for :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

79. Red rot of sugarcane is caused by :

 
 
 
 

80. Club moss and Peat moss belong to:

 
 
 
 

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

 
 
 
 

82. Embryophyta includes :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

87. Woody climbers are known as :

 
 
 
 

88. Small epidermal swellings due to infection are called :

 
 
 
 

89. Etiology includes the study of :

 
 
 
 

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

 
 
 
 

91. Ovary is absent in :

 
 
 
 

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

 
 
 
 

93. Helminthosporium oryzae was the cause of disaster :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

96. Maximum diversity of life forms occurs in :

 
 
 
 

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

 
 
 
 

98. Fruits are not found in :

 
 
 
 

99. Rigid cell wall and embryo formation characterise kingdom :

 
 
 
 

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

 
 
 
 

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

 
 
 
 


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