mutualism-where both animals benefit from it

commensalism-where one benefits but the other is not harmed

parasitism-where one benefits but the other is harmed

parasite-a flea a tick a ring worm Bacteria

host-an animal that is the object that a parasite feeds off of

niche- helps a animal survive

community- several organisms in one area

ecosystem- several organisms that live in a area

population- a number of how many of that species their is

diversity- being divided

adaptation- suviveing

decomposers- mushrooms