Fertilization is the joining of an egge cell and a sperm cell, While in pollination you transfer of pollen to a stigma and makes fertlization. Fertilization would be the reaction and pollination is the what yo do when you do it. In fertilization it can be about whatever organism and pollination is about a flower or plant.
Step-by-step explanation:
i dont know all but i can tell you some, i hope i helped a little