Ecosystem Hierarchy Quiz

Which of the following best describes the hierarchical organization of an ecosystem from smallest to largest?

• Community, Population, Organism

• Organism, Population, Community

• Population, Community, Organism

• Community, Organism, Population

In an ecosystem, which level of organization includes all the individuals of a single species living in a specific area?

• Community

• Population

• Organism

• Ecosystem

If a scientist is studying the interactions between different populations in a forest, which level of organization are they focusing on?

• Organism

• Population

• Community

• Ecosystem

Tags

NGSS.MS-LS2-2

Which of the following is an example of a population within an ecosystem?

• All the birds in a forest

• All the trees, birds, and insects in a forest

• A single tree in a forest

• The soil, water, and air in a forest

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

• A population includes multiple species, while a community includes only one species.

• A population includes only one species, while a community includes multiple species.

• A population is larger than a community.

• A community is smaller than a population.

Which of the following statements is true about the hierarchical organization of an ecosystem?

• An organism is made up of multiple communities.

• A community is made up of multiple populations.

• A population is made up of multiple ecosystems.

• An ecosystem is made up of multiple organisms only.

In a pond ecosystem, which of the following would be considered a community?

• All the fish in the pond

• All the frogs, fish, and plants in the pond

• A single frog in the pond

• The water in the pond

Tags

NGSS.MS-LS2-2

Which level of organization in an ecosystem is directly above the organism level?

• Community

• Population

• Ecosystem

• Biosphere

How does a community differ from an ecosystem?

• A community includes abiotic factors, while an ecosystem does not.

• An ecosystem includes abiotic factors, while a community does not.

• A community is larger than an ecosystem.

• An ecosystem is smaller than a community.

Which of the following best represents a population in a desert ecosystem?

• All the cacti, lizards, and snakes in the desert

• All the cacti in the desert

• A single lizard in the desert

• The sand and rocks in the desert