Ecosystems Review

Which is an abiotic factor?

• water

• autotrophs

• decomposers

• heterotrophs

Which of these describes a parasitic relationship?

• Both organisms benefit

• One organism benefits while the other is harmed

• One organism benefits and the other is unaffected

• Both organisms are harmed

Which of these describes a biotic factor?

• sunlight

• water

• temperature

• autotrophs

Which describes commensalism?

• Both organisms benefit from the relationship

• Both organisms are harmed from the relationship

• One organism benefits while harming the other organism

• One organism benefits while the other organism is unaffected

Factors that limit ecosystem growth, including temperature, precipitation, sunlight, soil configuration, and soil nutrients...

• abiotic factors

• biotic factors

• limiting factors

A relationship between two species in which both species benefit

• Parasitism

• Mutualsim

• Commensalism

• Competition

An organism on which a parasite lives.

• home site

• hostage

• host

An interaction in which one organism kills another for food.

• Cooperation

• Predation

• Mutualism

• Parasitism

A group of individuals that belong to the same species and live in the same area

• Population

• Host

• Groupies

Animal hunted or caught for food

• Predator

• Population

• Symbiosis

• Prey