Symbiosis
A relationship in which two different organisms live in close association with each other
Parasitism
One species benefits from the other species which is harmed
Commensalism
One organism benefits and the other is unaffected
Mutualism
Both species benefit;sometimes depend on each other to survive
Predator
An organism that hunts another organism for food
Prey
An animal that gets hunted by the predator
Energy Pyramid
A model that shows the flow of energy from one feeding level to the next in an ecosystem
10% rule
How much energy is past on to one organism to another