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Entry of pollen tube throuh the end opposite to micropyle is
A. Porogamy
B. Chalazogamy
C. Mesogamy
D. Syngamy

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Correct Answer - B
`**` The pollen tube enters the ovule through micropyle is called porogamy (Lily). Porogamy is most common.
`**` If pollen tube enters the ovule through chalaza, it is called chalazogamy or basigamy (Casurina).
`**` If pollen tube enters the ovule through integument it is called mesogamy (Cucurbita, Populus).

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