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      Question

      The disease involves rotting of roots, bronzing of

      leaves, poor growth at the reproductive phase and poor yield disease in rice is due to toxicity of
      A ZnS Correct Answer Incorrect Answer
      B Fe2S Correct Answer Incorrect Answer
      C H2S Correct Answer Incorrect Answer
      D FeS2 Correct Answer Incorrect Answer
      E Cao Correct Answer Incorrect Answer

      Solution

      Akiochi disease of rice, also known as 'hydrogen sulfide toxicity', causes black crown and root rot in rice.

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