Aquatic animals in which fertilisation occurs in water are said to be
(a) viviparous without fertilisation
(b) oviparous with external fertilisation
(c) viviparous with internal fertilisation
(d) oviparous with internal fertilisation
(b) The aquatic animals in which fertilisation occurs in water are oviparous with external fertilisation. They lay eggs and release sperms outside body
in the water for fertilisation to take place. The young one top is formed outside the body in water from the zygote formed inside eggs.