W: The pollen tube grows down through the style reaches the ovary. |
X: The pollen grain germinates on reaching the stigma. |
Y: The male gamete moves into the ovule to fuse with the ovum. |
Z: The pollen tube grows out from the pollen. |
A) WXYZ
B) XZWY
C) YWZX
D) WZXY
Correct Answer: B
Solution :
After pollination, pollen grains germinate on stigmas and develops the pollen tube. The pollen tube grows and reaches the ovary and fuses with the egg by a process called fertilization.You need to login to perform this action.
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