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    Question

    The breeding method useful in purification of existing

    varieties is
    A Pedigree method Correct Answer Incorrect Answer
    B Bulk method Correct Answer Incorrect Answer
    C Mass selection Correct Answer Incorrect Answer
    D Back cross method Correct Answer Incorrect Answer

    Solution

    Mass selection: In mass selection a large number of plants of different desirable phenotypes are selected and their seeds are mixed together to constitute a new variety. The plants are selected on the basis of their appearance or phenotype. The population obtained from the selected plants would be more uniform than the original population. Applications of mass selection: ·         Improvement of local varieties. ·         Purification of existing pure line varieties.

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