pollen
Plants never evolved to have sperm in order to lose it
Pollen is the plant equivalent to animal sperm.
Sperm fart
The acrosome is a structure that develops over the back half of a sperm. It contains proteins that are released when the sperm makes it to the egg & helps the sperm penetrate the egg. there is a good definition available in Wikipedia, for this, no need to rehash it here.
sperm
Sperm cells are animal cells.
No, a plant does not even produce sperm and egg cells.
pollen
it is sperm that come out the plant
It is a flowering plant.
Plant sperm cells are called male gametes or sperm cells. They are produced in the anther of a flower through a process called pollenation.
Sperm cells are animal cells.