Question

Please answer this question:)​

Answer 1

Answer:

1)

Explanation:

the fertilization in which the sperm go inside to the body during sex to fertile egg mainly humans do this and ect

2) the fertilization in which the egg fertilized outside means outside of the body ex: frogs

3)

animals like fish and frog lay hundreds of eggs and released hundreds of sperm but the entire egg do not fertilized and developed in new individuals thus production of large numbers of eggs and sperms is necessary to ensure fertilization of atleast one of them

5)

cow and elephant

6)

fish and frog

7)

in uterus by uterine wall