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Question
During fertilization if the pollen tube enters the ovule through integuments, then it is called as
During fertilization if the pollen tube enters the ovule through integuments, then it is called as
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Solution
The correct option is A Mesogamy
When the pollen tube enters through integuments it is known as mesogamy as in Cucurbita and Populus.When the pollen tube enters through micropyle it is known as porogamy as in most of the plants.When the pollen tube enters the ovule through chalaza it is known as chalazogamy as in Casuarina.Siphonogamy is the condition in which pollen tubes are formed in plants for the transfer of male gametes to the eggs. Thus, the correct answer is option A.
When the pollen tube enters through integuments it is known as mesogamy as in Cucurbita and Populus.
When the pollen tube enters through micropyle it is known as porogamy as in most of the plants.
When the pollen tube enters the ovule through chalaza it is known as chalazogamy as in Casuarina.
Siphonogamy is the condition in which pollen tubes are formed in plants for the transfer of male gametes to the eggs.
Thus, the correct answer is option A.
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