Question

Difference between external fertilisation and internal fertilisation

Answer 1

Answer:

internal fertillization :

fusion of male and female gamete inside the reproductive body

external fertillization:

most of the organisms doesn,t have both sexual organ.

In case some organisms could,t fuse with each other so they realease their gametes in rivera and under the seas so that other organisms take their gametes and reproduce .

Answer 2

Answer:

external fertilization:

1) external fertilization refers to the fusion of gamates outside the family organism during sexual reproduction.

2) occurs outside the female reproduction.

3) occurs in the external environment.

4) occurs in most algae.

5) A large number of gamate produced.

Internal fertilization:

1)internal fertilization refers to the fusion of gamates inside the family organism during sexual reproduction.

2) occurs inside the female reproduction.

3) Oviparaty Viviparaty Ovoviviparaty are the 3 methods.

4) occurs in Bryopytes, Pteredopytes, gymnosperms and angiosperms.

5) less number of gamate produced.