Multiple choice Pollen tube is produced from which of the following? The eggs in the ovary The anther at the top of filament Female nuclei Male nuclei The pollen that settles on top of stigma Reveal answer Fill a bubble to check yourself E Correct answer Explanation Yes, it is the correct answer. When pollen settles on top of the stigma, it germinates to produce a pollen tube. The pollen tube enters the ovary through the style.