Q.3 Choose the most appropriate answer.
(a) Internal fertilisation occurs
(i) in female body.
(ii) outside female body.
(iii) in male body.
(iv) outside male body.
(b) A tadpole develops into an adult frog by the process of
(c) The number of nuclei present in a zygote is
a) (i) in female body.
b) (ii) metamorphosis
c) (iii) two