Ecological Relationships

When two or more organisms rely on the same environmental resource. 

• predation
• competiton
• mutualism
• parasitism

Behavior of one animal feeding on another

• predation
• competiton
• mutualism
• parasitism

The nonliving factors in an ecosystem

• biotic
• competition
• abiotic
• commensalism

A symbiotic relationship where both organisms benefit

• parasitism
• commensalism
• mutualism
• predation

A symbiotic relationship where one organism benefits and one does not benefit but is unharmed

• parasitism
• commensalism
• mutualism
• predation

The living factors in an ecosystem

• biotic
• competition
• abiotic
• commensalism

A symbiotic relationship where one organism benefits and one harmed

• parasitism
• commensalism
• mutualism
• predation