Quiz_Plantae

1. Most primitive embryophytes are placed in :

 
 
 
 

2. Green plants are classified as :

 
 
 
 

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

 
 
 
 

4. Oswald Tippo’s classification is:

 
 
 
 

5. Which among the following is a shrub?

 
 
 
 

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

 
 
 
 

7. Which of the following are included in Tracheophyta?

 
 
 
 

8. Woody climbers are known as :

 
 
 
 

9. Aflatoxin is produced as a product in :

 
 
 
 

10. Club moss is the common name of :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

13. Red rot of sugarcane is caused by :

 
 
 
 

14. Black rust of wheat is caused by:

 
 
 
 

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

 
 
 
 

16. Etiology includes the study of :

 
 
 
 

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

 
 
 
 

18. Red rot of sugarcane is caused by :

 
 
 
 

19. Seeds are characteristically found in :

 
 
 
 

20. Quarantine regulations are concerned with:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

23. Gymnosperms could also be called as:

 
 
 
 

24. Oswald Tippo’s classification was based on :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

27. Rice, pea, potato are :

 
 
 
 

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

 
 
 
 

29. Mixed cropping helps :

 
 
 
 

30. Embryophyta includes :

 
 
 
 

31. Pythium debaryanum is the causative agent of:

 
 
 
 

32. Spermatophyta are characterized by producing:

 
 
 
 

33. Small epidermal swellings due to infection are called :

 
 
 
 

34. Which of the following statements is not correct?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

37. Bryophyta have been placed in cryptogams because:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

41. Cryptogams include :

 
 
 
 

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

 
 
 
 

43. Downy mildew disease is caused by :

 
 
 
 

44. Fruits are not found in :

 
 
 
 

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

 
 
 
 

46. Ovules are not found enclosed in ovary in :

 
 
 
 

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

 
 
 
 

48. Rigid cell wall and embryo formation characterise kingdom :

 
 
 
 

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

 
 
 
 

50. ‘Snakes of Plant Kingdom’ is :

 
 
 
 

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

 
 
 
 

52. Disease resistant plant varieties can be produced by :

 
 
 
 

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

 
 
 
 

54. Citrus canker is caused by :

 
 
 
 

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

 
 
 
 

56. Roots are absent in :

 
 
 
 

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

 
 
 
 

58. Liverworts are included in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

61. Chief constituents of bordeaux mixture are :

 
 
 
 

62. Pteridophytes are also known as :

 
 
 
 

63. Late blight of potato is caused by :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

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

 
 
 
 

69. Vascular cryptogam is the term used for :

 
 
 
 

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

 
 
 
 

71. Vascular tissue is found in :

 
 
 
 

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

 
 
 
 

73. Banana bunchy top is caused by :

 
 
 
 

74. Maximum diversity of life forms occurs in :

 
 
 
 

75. Which one of the following is a monocot?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

78. Club moss and Peat moss belong to:

 
 
 
 

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

 
 
 
 

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

 
 
 
 

81. Smut of maize is caused by :

 
 
 
 

82. Ergot is obtained from :

 
 
 
 

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

 
 
 
 

84. Multicellular and jacketed sex organs are found in :

 
 
 
 

85. Ovary is absent in :

 
 
 
 

86. Which of the following does not contain chlorophyll?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

89. Embryo formation is not known in :

 
 
 
 

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

 
 
 
 

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

 
 
 
 

92. Helminthosporium oryzae was the cause of disaster :

 
 
 
 

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

 
 
 
 

94. Which of the following is a monocot?

 
 
 
 

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

 
 
 
 

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

 
 
 
 

97. The disease symptom necrosis refers to :

 
 
 
 

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

 
 
 
 

99. Leaf spot of groundnut is caused by :

 
 
 
 

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

 
 
 
 

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