12th Class Biology Sample Paper Biology - Sample Paper-9

  • question_answer
    Differentiate between geitonogamy and xenogamy in plants. Which one between the two will led to inbreeding depression and why?

    Answer:

    Differences between geitonogamy and xenogamy are as follows
    Geitonogamy Xenogamy
    It is the transfer of pollen grains from the anther to the stigma of another flower of same plant. It is the transfer of pollen grains from the anther to different plant.
    The pollen grains are genetically similar to the The pollen grains are genetically different  to the
    Geitonogamy will lead to inbreeding depression because the pollen grains are genetically similar resulting into inbreeding. Continuous inbreeding reduces fertility.


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