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NEET Biology Principle Of Inheritance And Variation Question Bank Critical Thinking Questions

  • question_answer
    IR-36 was developed through breeding of

    A) Six rice varieties and Oryza nivara

    B) 13 rice varieties and Oryza nivara

    C) Oryza sativa and O. indica

    D) Oryza indica and O. nivara

    Correct Answer: B

    Solution :

    Gurdev S. Khush crossed 13 varieties of rice from Oryza nivara to develop IR - 36 which was resistant to grassy stunt virus.


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