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example:-hibiscus and musturd
Unisexual:-the flower which contain only one sex organ either stamen or carpel are called unisexual flowers they do cross pollination
example:- papaya and watermelon
(B) Complete flowers:- those flowers which are able to generate fruits are known as complete flower
Incomplete flower:- those flowers which are not able to generate fruits and their all parts are not present are known as incomplete flower.
(C). male flower:- the little stalks with swollen tops just inside the ring of petals in a flower is called stamen . stamen is the male reproductive organ of the plant . and the flower which only contain stamen are known as male flower.
female flower:- in the centre of flower , there is a flask shaped organ known as carpel .it is the female reproductive organ of flower .and the flower which only contain carpel is known as female flower
(D). Sexual reproduction:--- the production of a new organism from a single parent without involving of sex cells (or gamets ) is called asexual reproduction.
Sexual reproduction.:- the production of new organism from two parents by making use of their sex cells (or gamets ) is called sexual reproduction.
(E). self pollination::-- when the pollen grains from a anther of a flower are transferred to the stigma of the same flower is called del pollination
Cross pollination:---- when the pollen grains of anther of a flower on one plant is transferred to the stigma of a flower on. another similar plant is known as cross pollination