★ Embryology Quiz
Decussate microspore tetrad is
A. All the four spores are in one plane and remain at right angles to one another
B. Out of the two lower spores, only one is visible
C. Four haploid microspores arranged in tetrahedral form
D. All the four spores are present one above the other in a linear manner
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The transfer of pollen grains from the anther of a flower to the stigma of different flowers of the same plant.
A. Autogamy
B. Xenogamy
C. Geitonogamy
D. Cross pollination
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