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

 
 
 
 

2. Club moss and Peat moss belong to:

 
 
 
 

3. Liverworts are included in :

 
 
 
 

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

 
 
 
 

5. Woody climbers are known as :

 
 
 
 

6. Multicellular and jacketed sex organs are found in :

 
 
 
 

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

 
 
 
 

8. Oswald Tippo’s classification was based on :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

11. Helminthosporium oryzae was the cause of disaster :

 
 
 
 

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

 
 
 
 

13. Spermatophyta are characterized by producing:

 
 
 
 

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

 
 
 
 

16. Leaf spot of groundnut is caused by :

 
 
 
 

17. Mixed cropping helps :

 
 
 
 

18. Citrus canker is caused by :

 
 
 
 

19. Cryptogams include :

 
 
 
 

20. Which among the following is a shrub?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

26. Gymnosperms could also be called as:

 
 
 
 

27. Red rot of sugarcane is caused by :

 
 
 
 

28. Quarantine regulations are concerned with:

 
 
 
 

29. Oswald Tippo’s classification is:

 
 
 
 

30. Which of the following does not contain chlorophyll?

 
 
 
 

31. Which of the following are included in Tracheophyta?

 
 
 
 

32. Disease resistant plant varieties can be produced by :

 
 
 
 

33. Vascular tissue is found in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

39. Ergot is obtained from :

 
 
 
 

40. Ovary is absent in :

 
 
 
 

41. Etiology includes the study of :

 
 
 
 

42. ‘Snakes of Plant Kingdom’ is :

 
 
 
 

43. Most primitive embryophytes are placed in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

46. Rigid cell wall and embryo formation characterise kingdom :

 
 
 
 

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

 
 
 
 

48. Ovules are not found enclosed in ovary in :

 
 
 
 

49. Small epidermal swellings due to infection are called :

 
 
 
 

50. Red rot of sugarcane is caused by :

 
 
 
 

51. Fruits are not found in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

54. Bryophyta have been placed in cryptogams because:

 
 
 
 

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

 
 
 
 

56. Which of the following is a monocot?

 
 
 
 

57. Embryo formation is not known in :

 
 
 
 

58. Which of the following statements is not correct?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

62. Downy mildew disease is caused by :

 
 
 
 

63. Late blight of potato is caused by :

 
 
 
 

64. Club moss is the common name of :

 
 
 
 

65. Smut of maize is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

69. Vascular cryptogam is the term used for :

 
 
 
 

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

 
 
 
 

71. Black rust of wheat is caused by:

 
 
 
 

72. Aflatoxin is produced as a product in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

76. Banana bunchy top is caused by :

 
 
 
 

77. Pythium debaryanum is the causative agent of:

 
 
 
 

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

 
 
 
 

79. The disease symptom necrosis refers to :

 
 
 
 

80. Embryophyta includes :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

87. Roots are absent in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

92. Green plants are classified as :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

95. Chief constituents of bordeaux mixture are :

 
 
 
 

96. Seeds are characteristically found in :

 
 
 
 

97. Which one of the following is a monocot?

 
 
 
 

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

 
 
 
 

99. Pteridophytes are also known as :

 
 
 
 

100. Rice, pea, potato are :

 
 
 
 

101. Maximum diversity of life forms occurs in :

 
 
 
 


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