Mutalisim - Both benefit
Humans - Dogs
Dogs get food and a shelter and being treated properly
Humans get love from a pet and get to play with them and gets a good mood.
Bee - Flower
The bee gets nectar to make honey.
The flower gets pollen dropped by the bee for reproduction.
Commensalism - One benefits and a other does not but at the same time is not harmed in any way
Frog - Tree
The frog gets shelter from the tree when it rains.
Sharks - Ramore
Ramore stick on to the shark getting free fast transportation food scraps and protection without the shark knowing.
Parasitism - One benefits and the other gets harmed
Bug - Human
The bug takes blood from the human for energy
The human needs blood to survive and might get diseases such as malaria.