Chapter 6 - REPRODUCTION IN FLOWERING PLANTS Flashcards
anther
it produces pollen grains which contain the male gametes
filament
it bears the anther
stigma
it is sticky to trap and catch pollen grains.
style
the pollen tube grows down through the style after pollination
ovary
it contains one or more ovules. it matures to become a fruit afzer fertilisation.
ovule
it contains the female gamete. the ovule becomes a seed after fertilisation.
sepal
the sepals protect the young flower bud
petal
they attract pollinators such as insects by being large, producing nectar, and often being scented.
what happens after pollination?
a pollen tube grows down through the style to one of the ovules. the male gamete moves down the tube to the ovule and FERTILISATION occurs, forming a zygote.
what happens after fertilisation?
after fertilisation the ovule develops into a seed and the ovary develops into a fruit.
