explain bisexual flowers and unisexual flowers with an example each .
When both male (stamen, anther) and female (carpel, style, stigma) reproductive parts are present in same flower, it is known as bisexual flower. rose, lily, gulmohar etc flowers are bisexual.
Unisexual flower contains only one type of reproductive organ - either male or female in a single flower. Flowers of papaya, watermelon, jasmine etc are unisexual.