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1. Vascular cryptogam is the term used for :

 
 
 
 

2. Which of the following are included in Tracheophyta?

 
 
 
 

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

 
 
 
 

4. Ergot is obtained from :

 
 
 
 

5. Which one of the following is a monocot?

 
 
 
 

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

 
 
 
 

7. Seeds are characteristically found in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

10. Pteridophytes are also known as :

 
 
 
 

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

 
 
 
 

12. Liverworts are included in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

18. Downy mildew disease is caused by :

 
 
 
 

19. Chief constituents of bordeaux mixture are :

 
 
 
 

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

 
 
 
 

21. Fruits are not found in :

 
 
 
 

22. Mixed cropping helps :

 
 
 
 

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

 
 
 
 

24. Vascular tissue is found in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

30. Which of the following is a monocot?

 
 
 
 

31. Late blight of potato is caused by :

 
 
 
 

32. Oswald Tippo’s classification was based on :

 
 
 
 

33. Pythium debaryanum is the causative agent of:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

37. Which among the following is a shrub?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

40. Embryo formation is not known in :

 
 
 
 

41. Most primitive embryophytes are placed in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

44. Oswald Tippo’s classification is:

 
 
 
 

45. Citrus canker is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

50. Smut of maize is caused by :

 
 
 
 

51. Maximum diversity of life forms occurs in :

 
 
 
 

52. Red rot of sugarcane is caused by :

 
 
 
 

53. Roots are absent in :

 
 
 
 

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

 
 
 
 

55. Aflatoxin is produced as a product in :

 
 
 
 

56. Disease resistant plant varieties can be produced by :

 
 
 
 

57. Club moss and Peat moss belong to:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

60. Green plants are classified as :

 
 
 
 

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

 
 
 
 

62. Ovary is absent in :

 
 
 
 

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

 
 
 
 

64. Embryophyta includes :

 
 
 
 

65. Ovules are not found enclosed in ovary in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

70. The disease symptom necrosis refers to :

 
 
 
 

71. Leaf spot of groundnut is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

74. Banana bunchy top is caused by :

 
 
 
 

75. Spermatophyta are characterized by producing:

 
 
 
 

76. Woody climbers are known as :

 
 
 
 

77. ‘Snakes of Plant Kingdom’ is :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

80. Bryophyta have been placed in cryptogams because:

 
 
 
 

81. Red rot of sugarcane is caused by :

 
 
 
 

82. Multicellular and jacketed sex organs are found in :

 
 
 
 

83. Cryptogams include :

 
 
 
 

84. Rigid cell wall and embryo formation characterise kingdom :

 
 
 
 

85. Gymnosperms could also be called as:

 
 
 
 

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

 
 
 
 

87. Etiology includes the study of :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

90. Quarantine regulations are concerned with:

 
 
 
 

91. Small epidermal swellings due to infection are called :

 
 
 
 

92. Which of the following does not contain chlorophyll?

 
 
 
 

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

 
 
 
 

94. Which of the following statements is not correct?

 
 
 
 

95. Club moss is the common name of :

 
 
 
 

96. Helminthosporium oryzae was the cause of disaster :

 
 
 
 

97. Rice, pea, potato are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

101. Black rust of wheat is caused by:

 
 
 
 


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