Ecosystem Hierarchy

In wolf populations, there is one pair who gets to eat first, has cubs who are cared for by the pack, and rules over the other wolves. This is an example of ...

• Social behavior

• Social hierarchy

• Territorialism

• Competition

Lakes, coral reefs, swamps, and deserts are examples of:

• Biomes

• Habitats

• Ecosystems

Definition: community plus the abiotic components

• Biosphere

• Population

• Ecosystem

• Community

Tags

NGSS.MS-LS2-3

Which of the following best defines the "Level of Organization" in ecology?

• The classification of organisms based on their genetic makeup

• The hierarchy of complex biological structures and systems

• The ranking of species by their risk of extinction

• The process of energy transfer in an ecosystem

Which is higher/larger in the ecological organization hierarchy?

• Community

• Ecosystem

Which of the following descriptions about the organization of an ecosystem is correct?

• Communities make up species, which make up populations

• Populations make up species, which make up communities

• Species make up communities, which make up population

• Species make up populations, which make up communities

In an ecosystem hierarchy, which level includes all the living organisms in a particular area?

• A) Population

• B) Community

• C) Ecosystem

• D) Biome

Which of the following is the correct order of the ecological hierarchy from smallest to largest?

• A) Organism, Population, Community, Ecosystem, Biome

• B) Population, Organism, Community, Ecosystem, Biome

• C) Community, Population, Organism, Ecosystem, Biome

• D) Biome, Ecosystem, Community, Population, Organism

What is the primary difference between a community and an ecosystem?

• A) A community includes abiotic factors, an ecosystem does not

• B) An ecosystem includes abiotic factors, a community does not

• C) A community is larger than an ecosystem

• D) There is no difference

Which level of the ecosystem hierarchy is directly above the population level?

• A) Organism

• B) Community

• C) Ecosystem

• D) Biome