Question : When pollen grains are not transferred from rahthers to stigma in a flower, due to the physical barrier, it is called

Question : When pollen grains are not transferred from rahthers to sti

1.	Question : When pollen grains are not transferred from rahthers to stigma in a flower, due to the physical barrier, it is called
Answer» CLEISTOGAMY HERKOGAMY DICHOGAMY heterogamy Answer :B