Question

Which of the following leads to failure of external fertilization in case of frog?

a) Gametes released are large in number.


b) Gametes should be released
at the same time and same place.


c) Gametes should be released at the same time but at different places.


d) Gametes should be released inside the water.​

Answer 1

Answer:

Option D

Explanation:

External fertilization is a mode of reproduction in which a male organism's sperm fertilizes a female organism's egg outside of the female's

Answer 2

d) Gametes should be released inside the water