Quiz_Plantae

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

 
 
 
 

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

 
 
 
 

3. ‘Snakes of Plant Kingdom’ is :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

6. Which of the following does not contain chlorophyll?

 
 
 
 

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

 
 
 
 

8. Which among the following is a shrub?

 
 
 
 

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

 
 
 
 

10. Disease resistant plant varieties can be produced by :

 
 
 
 

11. Pteridophytes are also known as :

 
 
 
 

12. Cryptogams include :

 
 
 
 

13. Fruits are not found in :

 
 
 
 

14. Chief constituents of bordeaux mixture are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

17. Vascular tissue is found in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

21. Rice, pea, potato are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

24. Oswald Tippo’s classification was based on :

 
 
 
 

25. Liverworts are included in :

 
 
 
 

26. Which of the following statements is not correct?

 
 
 
 

27. Multicellular and jacketed sex organs are found in :

 
 
 
 

28. Woody climbers are known as :

 
 
 
 

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

 
 
 
 

30. Red rot of sugarcane is caused by :

 
 
 
 

31. Most primitive embryophytes are placed in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

34. Citrus canker is caused by :

 
 
 
 

35. Ovules are not found enclosed in ovary in :

 
 
 
 

36. Etiology includes the study of :

 
 
 
 

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

 
 
 
 

38. Small epidermal swellings due to infection are called :

 
 
 
 

39. Downy mildew disease is caused by :

 
 
 
 

40. Rigid cell wall and embryo formation characterise kingdom :

 
 
 
 

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

 
 
 
 

42. Which of the following is a monocot?

 
 
 
 

43. Smut of maize is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

46. Spermatophyta are characterized by producing:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

50. Quarantine regulations are concerned with:

 
 
 
 

51. Roots are absent in :

 
 
 
 

52. Black rust of wheat is caused by:

 
 
 
 

53. Club moss is the common name of :

 
 
 
 

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

 
 
 
 

55. Banana bunchy top is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

58. Vascular cryptogam is the term used for :

 
 
 
 

59. Maximum diversity of life forms occurs in :

 
 
 
 

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

 
 
 
 

61. Aflatoxin is produced as a product in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

70. Helminthosporium oryzae was the cause of disaster :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

73. Gymnosperms could also be called as:

 
 
 
 

74. Green plants are classified as :

 
 
 
 

75. The disease symptom necrosis refers to :

 
 
 
 

76. Seeds are characteristically found in :

 
 
 
 

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

 
 
 
 

78. Ergot is obtained from :

 
 
 
 

79. Which one of the following is a monocot?

 
 
 
 

80. Oswald Tippo’s classification is:

 
 
 
 

81. Which of the following are included in Tracheophyta?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

84. Pythium debaryanum is the causative agent of:

 
 
 
 

85. Bryophyta have been placed in cryptogams because:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

88. Late blight of potato is caused by :

 
 
 
 

89. Embryo formation is not known in :

 
 
 
 

90. Embryophyta includes :

 
 
 
 

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

 
 
 
 

92. Leaf spot of groundnut is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

95. Club moss and Peat moss belong to:

 
 
 
 

96. Ovary is absent in :

 
 
 
 

97. Mixed cropping helps :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

100. Red rot of sugarcane is caused by :

 
 
 
 

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