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.

A.VERIFIED ANSWERfact-checked by tutors

Soln:

Answer is (b) oviparous with external fertilisation.

Explanation:

Aquatic animals lay eggs and release sperms into water for fertilization to take place. Young one is formed outside the body hence it is called external fertilization.

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