The phenomenon in which, anther and stigma grow and mature at same time is called
Homogamy
Syngamy
Allogamy
Fusion
Give scientific reasons : Outbreeding devices increase fertility.
In papaya male and female flowers are present on different plants. It permits
Flower in which only one set of essential organ is present are said to be
Flowers are unisexual in
A plant with both male and female flowers borne over it is