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imagine the structure of pollen grain of...

imagine the structure of pollen grain of a sweet scented small flower and the structure of ovule . From the appearance of the pollen grain .
(a) Identify the agent of pollination .
(b) During fertilization what will be the contribution of the pollen grain in the female gametophyte ?

Text Solution

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(a) Insects
(b) During fertilization two male gametes will be released from the pollen grains . One male gamete will fuse with the egg to form zygote which develops into embryo. The second male gamete fuses with the secondary nucleus to form primary endosperm nucleus which develops into endosperm.
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