1.

(a) Explain the term ‘fertilisation’.(b) Give some examples of different modes of fertilisation in nature ?(c) What type of fertilisation takes place in (i) fish, and (ii) birds ?

Answer»

(a) The fusion of male and female gamete to form zygote during sexual reproduction is called fertilisation.

(b) Internal and external fertilisation.

(c)(i) External fertilisation.

(ii) Internal fertilisation.



Discussion

No Comment Found