CH 2. Reproduction in plants and animals

The period of the sexual development is called as Puberty.

Embryonic life

Childhood

Eggs

Cross pollination is the transfer of pollen grains from anther of a flower to the stigma of another flower.

Self pollination is the transfer of pollen grains from anther of a flower to the stigma of same flower.

When the baby is fully developed, the wall of the uterus contracts to expel the baby out through the vagina. This process is called parturition.

The fusion of male and female gamete is called syngamy.

Pollen is yellowish powder that is made-up of pollen grains that produce the male gametes of flowering plant.

The flower parts are all attached to enlarged section of the stalk called the receptacle.