Sperms are produced by testes of the male reproductive system.

Zygote is formed immediately after the fertilisation of male and female gametes.

Uterus is the part where development of the baby takes place.

Sexual reproduction is a slow process of multiplication of organisms.

In fish, fertilization takes place outside their body.

In humans, fertilisation takes place in the fallopian tubes of females.

Dolly is the first successfully cloned mammal and was borne on 5^th july 1996.

Echidna is an oviparous mammal.

Hydra reproduces by the formation of bud and the process is called budding.

The process of transformation of larval into an adult is called metamorphosis. Frog, silk worm, etc are the examples of metamorphosis.

Amoeba and paramecium are reproduce by binary fission.

The embryo of hens develops inside the egg, which remain outside the female body.

'Invitro fertilization' means fusion of male and female gamete inside the laboratories. This technique is adopted to produce test tube babies.

Fertilisation is the process of fusion of male and female gametes.