Quiz_Plantae

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

 
 
 
 

2. Ovary is absent in :

 
 
 
 

3. Rigid cell wall and embryo formation characterise kingdom :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

7. Aflatoxin is produced as a product in :

 
 
 
 

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

 
 
 
 

9. Quarantine regulations are concerned with:

 
 
 
 

10. Vascular cryptogam is the term used for :

 
 
 
 

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

 
 
 
 

12. ‘Snakes of Plant Kingdom’ is :

 
 
 
 

13. Which of the following does not contain chlorophyll?

 
 
 
 

14. Red rot of sugarcane is caused by :

 
 
 
 

15. Bryophyta have been placed in cryptogams because:

 
 
 
 

16. Helminthosporium oryzae was the cause of disaster :

 
 
 
 

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

 
 
 
 

18. Pteridophytes are also known as :

 
 
 
 

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

 
 
 
 

20. The disease symptom necrosis refers to :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

23. Roots are absent in :

 
 
 
 

24. Disease resistant plant varieties can be produced by :

 
 
 
 

25. Black rust of wheat is caused by:

 
 
 
 

26. Embryophyta includes :

 
 
 
 

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

 
 
 
 

28. Liverworts are included in :

 
 
 
 

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

 
 
 
 

30. Which of the following statements is not correct?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

35. Mixed cropping helps :

 
 
 
 

36. Ergot is obtained from :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

39. Most primitive embryophytes are placed in :

 
 
 
 

40. Embryo formation is not known in :

 
 
 
 

41. Leaf spot of groundnut is caused by :

 
 
 
 

42. Chief constituents of bordeaux mixture are :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

47. Which of the following are included in Tracheophyta?

 
 
 
 

48. Which one of the following is a monocot?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

52. Rice, pea, potato are :

 
 
 
 

53. Red rot of sugarcane is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

57. Woody climbers are known as :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

61. Club moss and Peat moss belong to:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

64. Etiology includes the study of :

 
 
 
 

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

 
 
 
 

66. Multicellular and jacketed sex organs are found in :

 
 
 
 

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

 
 
 
 

68. Club moss is the common name of :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

71. Late blight of potato is caused by :

 
 
 
 

72. Oswald Tippo’s classification is:

 
 
 
 

73. Pythium debaryanum is the causative agent of:

 
 
 
 

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

 
 
 
 

75. Gymnosperms could also be called as:

 
 
 
 

76. Which among the following is a shrub?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

79. Which of the following is a monocot?

 
 
 
 

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

 
 
 
 

81. Maximum diversity of life forms occurs in :

 
 
 
 

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

 
 
 
 

83. Downy mildew disease is caused by :

 
 
 
 

84. Ovules are not found enclosed in ovary in :

 
 
 
 

85. Cryptogams include :

 
 
 
 

86. Smut of maize is caused by :

 
 
 
 

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

 
 
 
 

88. Green plants are classified as :

 
 
 
 

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

 
 
 
 

90. Vascular tissue is found in :

 
 
 
 

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

 
 
 
 

92. Banana bunchy top is caused by :

 
 
 
 

93. Citrus canker is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

96. Seeds are characteristically found in :

 
 
 
 

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

 
 
 
 

98. Small epidermal swellings due to infection are called :

 
 
 
 

99. Fruits are not found in :

 
 
 
 

100. Oswald Tippo’s classification was based on :

 
 
 
 

101. Spermatophyta are characterized by producing: