Plant Pathology MCQs Set VIII


The quiz is designed to assess your understanding about the Plant Pathology. These MCQss is prepared by the professors of Plant pathology department and very much helpful for CSS, PMS, NTS, PPSC, FPSC, SPSC, lecturer, GRE Subject and all other competitive examinations. Choose the best answer from four given options. The answer keys is given at the end of the test


Plant Pathology MCQs Set VIII

Select one option out of four given options

  1. Claviceps purporia is used to




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  3. Tikka disease of ground nut is renewed to occur




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  5. Gram blight is serious disease in




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  7. Red rot of sugar cane usually attacks on




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  9. Ear cockle disease is caused by




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  11. Great reduction in the size of leaf due to attack of pathogens




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  13. Amanita phaloides is




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  15. In Uncinula genera the appendages are




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  17. The turgor pressure in side the appressorium is




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  19. The rate of mutation is




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  21. Mycology is a science that deals with the study of:




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  23. Each filament of the fungus if called




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  25. Fungi get their nourishment from host by




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  27. Fungus that can live only on living host is




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  29. An Organism living inside the host cell is




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  31. Dissimilar gametes are:




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  33. Sexual spore formed by the fusion of dissimilar gamets is




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  35. When entire thallus of the fungus is converted into one or more reproductive structure is




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  37. When Hyphae break up into component cells which behave as spore is




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  39. Fusion of two nuclei is




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  41. Those fungi in which every thallus is sexually self fertile is




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  43. A mass of protoplasm, multinul which is free living without cell-wall is




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  45. A thallus which is multinucleate without a septcim is




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  47. A completely closed Aseocarp is




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  49. Number of Ascospores produced in the Ascus are usually:




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  51. The Cell wall of fungi is composed of :




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  53. A black, hard mass of Hyphae resistant to adverse environmental conditions is




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  55. Anthracnose diseases are associated withy asexual fruiting body




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  57. A sexual reproduction when fusion of entire contents of gemetes takes place is:




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  59. A process in which plasmogam, karyogamy, meiosis and mitotic division take place not at specific place and points in the life-cycle is:




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  61. A localized wound, hecrotic lesion, raised and corky is :




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  63. Rapid death and collapse of seedlings in the seed bed is:




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  65. Excessive enlargement of cortical cells by the attack of a pathogen is




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  67. Bulbous appendages are formed in the genus:




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  69. Vericle is the structure in which the zoospore are collected before liberation and it is formed in




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  71. Conidia are septate transversally and vertically in :




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  73. Condia are hyaline in the spp. of




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  75. Pycnidium, asexual fruiting body is formed in




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  77. Soil and root inhabiting fungus is




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  79. Favourable conditions for the developments of late blight of potato are




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  81. For the development of a plant disease in epiphytotic condition, responsible factors are




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  83. Families Phthiaceae and Albuginaceae are in included in the order




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  85. Rust and smut diseases are included in the class




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  87. Loose smut of wheat is included in the infection taype




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  89. ncase of leaf spot of rice the optimum temperature for leaf infection ranges




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  91. Apple scab disease was 1st recorded in the year




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  93. The primary infection in apple scab take place by




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  95. Leaf spots appearing as concentric rings are formed in




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  97. In downy mildew disease the fungus appears in the form of




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  99. In downy mildew of bajra, symptoms appear psedominently on




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  101. the primary infection in green ear disease of Bajra is caused by




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  103. Ciscita reflexa is a parasite of




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  105. Tiran of cotton is caused due to deficiency of




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  107. Khaira disease of rice is caused by the deficiency of




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  109. Orobanche is a Phanerogamic parasite and grows on the roots of




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  111. Soft rot of fruits and vegetables is caused by the production of




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  113. In foot rot of rice the infected plants become taller, as the fungus produces




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  115. White rust of crucifers causes the infection




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  117. The host method of controlling rust diseases is through




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  119. Nematodes have all the systems except




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  121. The first plant parasitic nematode was recorded in




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  123. Parasitic and non parasitic nematodes are identified on the basis of




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  125. Root knot nematode live on specialized cells knowns as




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  127. Some of the female nematodes assume sac-like structure at maturity as.




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  129. Majority of the nematodes are infective at




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  131. Which of the nematode forms cyst at maturity?




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  133. Slow decline of citrus is caused by




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  135. Infectious entity fungi is




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  137. Antracnose is a disease symptom which is used to appear in the form of




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  139. Mildew defines in such a manner




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  141. Enation is a small outgrowth on leaves, especially on




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  143. Blast is a symptom which kill the plants




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  145. In case of mosaic symptom appear in the form of




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  147. Viruses are




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  149. Disease is a harmful deviation from




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  151. Bacterial cell divides into two daughter cells, this process is an




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  153. Mushroom belongs to class




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  155. Kingdom protozoa consist of one phylum




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  157. The vegetative body of fungus is called




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  159. Sporangium is a




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  161. Cleistothecium is a




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  163. The secondary mycelium originates from a




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  165. Conidia is a




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  167. Orobanche is commonly called




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  169. Cuscuta (dodder) affects many crops including




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  171. Dodder plants produce small flowers with colour




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  173. Damping off disease deals with




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  175. Nematodes are




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  177. The causal organism of burrowing nematode is a. Meloidogyne in




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  179. Phytoplasmas and spiroplasmas are bacteria that having




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  181. Classification of phytoplasmas based on their




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  183. Important diseases caused by spiroplasmas, which is




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  185. Production of pycnidiospore is strongly dependent on




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  187. The positioning of spore samplers in the field depends on




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  189. Mycorrhize is a association of fungus with the roots of plants is like




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  191. Plant viruses species have been officially or provisionally recognized




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  193. The pathological term fruit rot is the




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