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

 
 
 
 

2. Aflatoxin is produced as a product in :

 
 
 
 

3. Spermatophyta are characterized by producing:

 
 
 
 

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

 
 
 
 

5. Seeds are characteristically found in :

 
 
 
 

6. Multicellular and jacketed sex organs are found in :

 
 
 
 

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

 
 
 
 

8. Most primitive embryophytes are placed in :

 
 
 
 

9. Oswald Tippo’s classification is:

 
 
 
 

10. Oswald Tippo’s classification was based on :

 
 
 
 

11. Which among the following is a shrub?

 
 
 
 

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

 
 
 
 

13. Which of the following is a monocot?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

17. Helminthosporium oryzae was the cause of disaster :

 
 
 
 

18. Which one of the following is a monocot?

 
 
 
 

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

 
 
 
 

20. Which of the following does not contain chlorophyll?

 
 
 
 

21. Leaf spot of groundnut is caused by :

 
 
 
 

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

 
 
 
 

23. Rice, pea, potato are :

 
 
 
 

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

 
 
 
 

25. Small epidermal swellings due to infection are called :

 
 
 
 

26. Ovules are not found enclosed in ovary in :

 
 
 
 

27. Mixed cropping helps :

 
 
 
 

28. Black rust of wheat is caused by:

 
 
 
 

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

 
 
 
 

30. Liverworts are included in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

33. Late blight of potato is caused by :

 
 
 
 

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

 
 
 
 

35. Ergot is obtained from :

 
 
 
 

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

 
 
 
 

37. Green plants are classified as :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

41. Which of the following statements is not correct?

 
 
 
 

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

 
 
 
 

43. Bryophyta have been placed in cryptogams because:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

47. Club moss is the common name of :

 
 
 
 

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

 
 
 
 

49. Etiology includes the study of :

 
 
 
 

50. The disease symptom necrosis refers to :

 
 
 
 

51. Rigid cell wall and embryo formation characterise kingdom :

 
 
 
 

52. Red rot of sugarcane is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

56. Vascular tissue is found in :

 
 
 
 

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

 
 
 
 

58. Embryo formation is not known in :

 
 
 
 

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

 
 
 
 

60. Quarantine regulations are concerned with:

 
 
 
 

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

 
 
 
 

62. Vascular cryptogam is the term used for :

 
 
 
 

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

 
 
 
 

64. Smut of maize is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

67. Gymnosperms could also be called as:

 
 
 
 

68. Banana bunchy top is caused by :

 
 
 
 

69. ‘Snakes of Plant Kingdom’ is :

 
 
 
 

70. Fruits are not found in :

 
 
 
 

71. Woody climbers are known as :

 
 
 
 

72. Club moss and Peat moss belong to:

 
 
 
 

73. Maximum diversity of life forms occurs in :

 
 
 
 

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

 
 
 
 

75. Cryptogams include :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

78. Chief constituents of bordeaux mixture are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

81. Which of the following are included in Tracheophyta?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

84. Citrus canker is caused by :

 
 
 
 

85. Pythium debaryanum is the causative agent of:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

88. Red rot of sugarcane is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

94. Pteridophytes are also known as :

 
 
 
 

95. Downy mildew disease is caused by :

 
 
 
 

96. Embryophyta includes :

 
 
 
 

97. Ovary is absent in :

 
 
 
 

98. Roots are absent in :

 
 
 
 

99. Disease resistant plant varieties can be produced by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 


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