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Plant Pathology Quiz I


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Plant Pathology Quiz I

Select one option out of four given options

  1. Earcockle disease of wheat is caused by the




  2. 2

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  3. Root knot of bringal is caused by the




  4. 1

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  5. Exclusion of the plant disease by legislation is known as




  6. 2

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  7. Microscope was discovered by the




  8. 3

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  9. First plant parasitic bacteria was reported by the




  10. 1

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  11. First plant parasitic nematode discovered was




  12. 3

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  13. First plant parasitic nematode was reported by the




  14. 1

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  15. Flag smut of wheat could be controlled by the




  16. 1

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  17. Flag smut of wheat is caused by the




  18. 2

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  19. Foot rot of papaya is caused by the




  20. 2

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  21. Fungi, which can grow on living host plant are called




  22. 2

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  23. Didelphic means the nematodes with the




  24. 2

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  25. Spermatheca is found in the nematode body of




  26. 2

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  27. A bacterium is devoid of




  28. 2

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  29. A virus particle with both nucleus acid and protein coat is known as




  30. 3

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  31. Agallol is used for




  32. 1

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  33. Agar-agar is produced from the




  34. 3

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  35. Albugo is a




  36. 1

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  37. Ryat is a




  38. 1

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  39. Alexander Flemming (1929) discovered




  40. 2

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  41. Conidia and sporangia are the spores produced by the




  42. 3

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  43. Crystallization of viruses has done by the




  44. 2

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  45. Cysts are formed by the




  46. 2

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  47. Disease symptoms known as phylidy in sasamum are caused by the




  48. 3

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  49. Dithane M-45 is a




  50. 3

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  51. Downy mildew of maize is caused by the




  52. 1

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  53. Black stem rust of wheat is caused by the




  54. 1

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  55. Black tip of mango is caused by the




  56. 3

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  57. Blast of rice is caused by the




  58. 3

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  59. Plant Pathology is ___________ language word.




  60. 3

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  61. Botulism is caused by the species of:




  62. 4

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  63. Brown spot of maize is caused by the




  64. 2

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  65. Barkley and Schacht discovered root knot nematodes and cyst nematodes in:




  66. 4

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  67. Alternate host of black rust of wheat is




  68. 3

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  69. Association of fungi with the roots of the higher plants is known as




  70. 2

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  71. _____________ proposed the classification of fungi which is now widely accepted




  72. 4

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  73. Bacilli bacteria are




  74. 3

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  75. Bacterial cell surrounded by the flagella is called




  76. 4

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  77. Brassicol is _______ fungicide




  78. 4

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  79. Bacterial leaf blight of rice caused by the Xanthomonas ryzae can be identified by




  80. 2

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  81. Bengal famine was caused due to the




  82. 2

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  83. Black heart of potato is caused due to deficiency of the




  84. 4

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  85. Fusarium belongs to order




  86. 2

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  87. Gelatin plate technique was discovered by the




  88. 3

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  89. Heterocious nature of rust means




  90. 1

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  91. Heterodera belongs to super family




  92. 4

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  93. How much quantity of nematicide is used to control the nematodes in one hectare are




  94. 2

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  95. Dry root rot of legumes and beans is caused by the




  96. 2

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  97. In fermentation industry pasteurization is done at ___________ temperature.




  98. 3

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  99. In which rust pustules are arranged in end to end manner for forming strip?




  100. 1

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  101. Anthracnose of grapes is also known as




  102. 4

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  103. Yellow pigment in the culture is produced by the




  104. 2

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  105. Irish famine is caused by the




  106. 3

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  107. Late blight of potato is caused by the




  108. 3

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  109. Leaf roll of potato is caused by the




  110. 3

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  111. Leaf roll of potato is transmitted by the




  112. 4

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  113. Lichen is association between




  114. 1

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  115. Pectinolytic enzymes of plant pathogens play major role during pathogenesis in disease like




  116. 3

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  117. Phycomycetes belongs to




  118. 1

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  119. Phyllactinis causes the disease




  120. 1

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  121. Phytophthora belongs to the family




  122. 2

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  123. With regard to nutrition Erysiphe is




  124. 1

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  125. Plant parasitic nematodes posses




  126. 1

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  127. Plant pathogenic viroids contains




  128. 1

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  129. "With phase" is common in




  130. 2

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  131. Powdery mildew disease is caused by the




  132. 2

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  133. Powdery mildew fungi belongs to the family




  134. 1

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  135. Linseed rust is caused by the




  136. 2

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  137. Acervuli is _____________ shaped




  138. 2

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  139. Loose smut of wheat can be effectively controlled by the




  140. 3

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  141. Loose smut of wheat is a disease known as




  142. 1

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  143. Meloidogyne belongs to the group of




  144. 2

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  145. Micro-organisms were first observed by the




  146. 3

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  147. Microbiology is the science in which we study




  148. 4

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  149. Modifications of flower parts into leafy structure by pathogenic infection is called




  150. 3

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  151. Yellow ear rot of wheat is caused by the




  152. 4

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  153. Most effective fungicide against powdery mildew disease is




  154. 3

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  155. Most of the plant parasitic nematodes belongs to the order




  156. 1

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  157. Mycology is the study of




  158. 4

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  159. Mycoplasma disease of the plant was first reported by the




  160. 4

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  161. Mycoplasma is sensitive to the




  162. 4

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  163. Plant over growth due to increase in cell size of the tissue is called




  164. 2

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  165. Nematodes were also known as




  166. 1

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  167. Hemittodet penetrate in plant tissue with the aid of




  168. 1

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  169. Once the pathogen has established in the area, steps taken to remove or destroy is known as




  170. 2

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  171. The symptoms of red rot of sugarcane mostly found on




  172. 1

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  173. Powdery mildew are controlled by the spray of




  174. 3

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  175. Primary source of infection to green ear disease of bajra is




  176. 4

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  177. Pycnidia are formed in order




  178. 3

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  179. Pythium belongs to the class




  180. 2

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  181. Radophyceae is also known as




  182. 1

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  183. Red rot of sugarcane is caused by the




  184. 4

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  185. Rhizopus belongs to the class




  186. 2

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  187. Root knot of vegetable is caused by the




  188. 1

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  189. Root parasite of bajra is




  190. 2

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  191. Root rot of Papaya could be controlled by application of




  192. 1

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  193. Rust teleutospore on germination produced




  194. 1

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  195. Secondary spread of ergot of Bajra is through




  196. 4

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