Question
Differentiate between internal fertilisation and external fertilisation.

Answer

Difference between internal fertilisation and external fertilisation are as follows
Internal fertilisationExternal fertilisation
It is the fertilisation that takes place inside the female body.It is the fertilisation that takes place outside the female body, generally in water.
Sperms are released in female body.Sperms and ova are released in water, outside the female body.
It is common in terrestrial animals,
e.g. humans, cats, dogs, etc.
It is very common in aquatic animals, e.g. frogs, fishes, etc.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free