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Question

Rice blast is caused by :


A
Taphrina deformis
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B
Puccinia graminis
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C
Magnaporthe grisea
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D
Colletotrichum falcatum
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Solution

The correct option is B Magnaporthe grisea
  • Rice blast disease caused by the fungus Magnaporthe grisea.
  • The symptoms of rice blast include lesions that can be found on all parts of the plant, including leaves, leaf collars, necks, panicles, pedicels, and seeds.
  • The fungus can infect rice plants at any growth stage. Rice blast spreads by windborne spores, by water, and on infected plant material.
  • Hence Rice blast is caused by Magnaporthe grise.
  • So, the correct answer is 'Magnaporthe grisea'.

Biology

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