Ecosystem Practice

What is an ecosystem?

• A group of living and nonliving things interacting in an environment

• A single organism living in isolation

• A collection of rocks and minerals

• A type of weather pattern

Which of the following is the correct order of ecosystem levels from least specific to most specific?

• Organism, Population, Community, Ecosystem

• Ecosystem, Community, Population, Organism

• Community, Ecosystem, Organism, Population

• Population, Organism, Ecosystem, Community

Which of the following is an example of a living thing in an ecosystem?

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Which of the following is an example of a nonliving thing in an ecosystem?

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What is an organism?

• A nonliving thing

• A living thing

• A type of ecosystem

• A weather pattern

In an ecosystem, what does a habitat provide for an organism?

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What does an organism represent in the hierarchy of ecosystem levels?

• The largest level

• The smallest level

• The middle level

• The most complex level

Which of the following is NOT a level of ecosystem organization?

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What is the role of a community in an ecosystem?

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Which of the following best describes a population in an ecosystem?

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