Interactions

_____________________ is a relationship in which one organism, the parasite, depends on another, the host, for nourishment or some other benefit.

• Commensalism

• Competition

• Mutualism

• Parasitism

______________________ is a relationship in which one species benefits and the other is unaffected

• Commensalism

• Competition

• Mutualism

• Parasitism

____________________ is a long-lasting and physically close relationship in which at least one organism benefits

• Commensalism

• Mutualism

• Parasitism

• Symbiosis

An organism's particular role in an ecosystem, or how it makes its living is the _________________________.

• habitat

• niche

• symbiosis

• trophic level

_______________________ is the process by which an individual of one species, a predator, hunts, captures, kills, and consumes an individual of another species, the prey

• Commensalism

• Competition

• Mutualism

• Predation