Ecosystems Practice Questions

Front

What is an ecosystem?

Back

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

Front

Where does the energy in food webs come from?

Back

The energy in food webs comes from the sun.

Front

What is a food chain?

Back

A food chain is a 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.

Front

What is a producer?

Back

A producer is an organism that makes its own food, usually through photosynthesis.

Front

What is a herbivore?

Back

A herbivore is an organism that only eats plants.

Front

What is a carnivore?

Back

A carnivore is an organism that only eats other animals.

Front

What is an omnivore?

Back

An omnivore is an organism that eats both plants and animals.

Front

What is photosynthesis?

Back

Photosynthesis is the process by which plants use sunlight to make food from carbon dioxide and water.

Front

What is an energy pyramid?

Back

An energy pyramid shows the amount of energy available at each level of a food chain.