Question

Why do you think it is necessary for frog and fish to lay so many eggs

Answer 1

The reason why frogs and fish lay so many eggs is to increase the chances of survival for the hatchlings, because they have many predators such as snakes, birds and turtles to eat them up.

Answer 2

since mortality of infants is very low as compared to animals therefore if they give give birth to a large number of babies at the same time the population would have become very high and unsustainable