Question

How does fertilisation In a frog differ from fertilisation in a hen

Answer 1

Both the animals produce eggs but the main difference lies, where they fertilisations occurs, the fertilistion of eggs is in the water i.e. outside their body whereas the fertilision of hens  egg isoccurs inside the body that hens egg has a hard shell whereas the egg of a frog like soft jelly.

Answer 2

Answer:

The fertilisation in a frog is external fertilisation whereas that of a hen is internal fertilisation.

Explanation:

In frog the ‘female frog’ releases the egg and the ‘male frog’ releases the sperm (male gametes) in water. In water they fuse and form a zygote which later products frog lets and eventually a frog whereas in the case of a hen, the hen mates with a rooster for fertilisation and the fertilisation happens inside the female’s body and comes out as a zygote.