Question

External fertilization is very common in
(A) frogs, fish and rats
(B) toads, fish and cats
(C) toads, frogs and starfish
(D) hens, fish and starfish​

Answer 1

Answer:

(A) frogs, fish and rats is your answer.

Explanation:

External fertilization is a strategy of fertilization in which a sperm cell unites with an egg cell in open, rather than inside specialized organs, within the bodies of parents. While, internal fertilization takes place inside the female after insemination through copulation.  Fishes and frogs are oviparous i.e., they lay eggs. And mostly in oviparous animals, fertilization is external.

Answer 2

Answer:

c.) toads, frogs and starfish

Explanation:

bcz rat, cat and hen reproduce by internal fertilization