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1. Oswald Tippo’s classification is:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

5. Oswald Tippo’s classification was based on :

 
 
 
 

6. Which among the following is a shrub?

 
 
 
 

7. Rice, pea, potato are :

 
 
 
 

8. Etiology includes the study of :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

13. Roots are absent in :

 
 
 
 

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

 
 
 
 

15. Which of the following is a monocot?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

19. Rigid cell wall and embryo formation characterise kingdom :

 
 
 
 

20. Liverworts are included in :

 
 
 
 

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

 
 
 
 

22. Citrus canker is caused by :

 
 
 
 

23. Vascular tissue is found in :

 
 
 
 

24. Ergot is obtained from :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

33. Small epidermal swellings due to infection are called :

 
 
 
 

34. Club moss and Peat moss belong to:

 
 
 
 

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

 
 
 
 

36. Maximum diversity of life forms occurs in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

41. Multicellular and jacketed sex organs are found in :

 
 
 
 

42. Vascular cryptogam is the term used for :

 
 
 
 

43. Banana bunchy top is caused by :

 
 
 
 

44. ‘Snakes of Plant Kingdom’ is :

 
 
 
 

45. Disease resistant plant varieties can be produced by :

 
 
 
 

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

 
 
 
 

47. Red rot of sugarcane is caused by :

 
 
 
 

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

 
 
 
 

49. Which of the following does not contain chlorophyll?

 
 
 
 

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

 
 
 
 

51. Fruits are not found in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

54. Bryophyta have been placed in cryptogams because:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

58. Red rot of sugarcane is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

61. Which one of the following is a monocot?

 
 
 
 

62. Woody climbers are known as :

 
 
 
 

63. Most primitive embryophytes are placed in :

 
 
 
 

64. Seeds are characteristically found in :

 
 
 
 

65. Aflatoxin is produced as a product in :

 
 
 
 

66. Ovules are not found enclosed in ovary in :

 
 
 
 

67. Ovary is absent in :

 
 
 
 

68. Chief constituents of bordeaux mixture are :

 
 
 
 

69. Leaf spot of groundnut is caused by :

 
 
 
 

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

 
 
 
 

71. Downy mildew disease is caused by :

 
 
 
 

72. Mixed cropping helps :

 
 
 
 

73. Embryo formation is not known in :

 
 
 
 

74. Which of the following statements is not correct?

 
 
 
 

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

 
 
 
 

76. Gymnosperms could also be called as:

 
 
 
 

77. Which of the following are included in Tracheophyta?

 
 
 
 

78. Green plants are classified as :

 
 
 
 

79. Black rust of wheat is caused by:

 
 
 
 

80. Spermatophyta are characterized by producing:

 
 
 
 

81. The disease symptom necrosis refers to :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

86. Club moss is the common name of :

 
 
 
 

87. Embryophyta includes :

 
 
 
 

88. Pteridophytes are also known as :

 
 
 
 

89. Late blight of potato is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

93. Cryptogams include :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

97. Smut of maize is caused by :

 
 
 
 

98. Pythium debaryanum is the causative agent of:

 
 
 
 

99. Quarantine regulations are concerned with:

 
 
 
 

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

 
 
 
 

101. Helminthosporium oryzae was the cause of disaster :

 
 
 
 


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