New Enroll in RBI Grade B New Batch - Starts on May 21

    Question

    The oldest crop improvement method is:

    A Mutation breeding Correct Answer Incorrect Answer
    B Plant introduction Correct Answer Incorrect Answer
    C Hybridization Correct Answer Incorrect Answer
    D Polyploidy Correct Answer Incorrect Answer
    E Genetic engineering Correct Answer Incorrect Answer

    Solution

    Plant introduction (e.g., Columbian Exchange) dates back to ancient human migrations.

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