Ecosystems Practice Questions

Front

What is an ecosystem?

Back

An ecosystem is all living and nonliving things and their interactions in an area.

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What is a food chain?

Back

A food chain is a linear sequence that shows how energy and nutrients flow from one organism to another.

Front

What is a food web?

Back

A food web is a complex network of interconnected food chains in an ecosystem.

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What is a carnivore?

Back

A carnivore is an organism that gets energy by eating only other animals.

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What is a herbivore?

Back

A herbivore is an organism that gets energy by eating only plants.

Front

What is an omnivore?

Back

An omnivore is an organism that gets energy by eating both plants and animals.

Front

What is a decomposer?

Back

A decomposer is an organism that breaks down dead or decaying organisms, returning nutrients to the soil.

Front

What happens if a key species is removed from an ecosystem?

Back

Removing a key species can disrupt the balance of the ecosystem, leading to overpopulation or extinction of other species.

Front

What is the role of producers in an ecosystem?

Back

Producers, like plants, create their own food through photosynthesis and provide energy for consumers.

Front

What is a consumer?

Back

A consumer is an organism that cannot produce its own food and must eat other organisms for energy.