Question

how the process of reproduction can take easily?

Answer 1

process of reproduction can take place easily for :-
i) enough sperm count of male.
ii) no problem is vaginal tract

Answer 2

It is not easy. Even for asexual reproduction favourable conditions are first required. Then many offsprings (eggs) are produced but a very very few survive. The complex organisms like humans reproduction is only by sexual means which require mating, and a lot more difficulties. So, IT'S NOT EASY.