(a) Draw a diagram showing germination of pollen on stigma of a flower and mark on it the following organs/parts :
(i) Pollen Grain
(ii) Pollen tube
(iii) Stigma
(iv) Female germ cell
(b) State the significance of pollen tube.
(c) Name the parts of flower that develop after fertilization into
(i) Seed
(ii) Fruit
a)
b) Pollen tube act as a channel to transport the male gamete cells from the pollen grain to the ovules at the base of the pistil.
c) i) ovules
ii)ovary