Like this study set? Create a free account to save it.

Sign up for an account

Already have a Quizlet account? .

Create an account


An organism that makes its own food


Meat eaters


An organism that obtains energy by feeding on other organisms, an organism that obtains energy by feeding on other organisms


Organism that breaks down and obtains energy from dead organic matter

Ecological Pyramids

Show the relative amount of energy or matter contained within each trophic level in a given food chain or food web

Energy pyramids

A diagram that shows the energy that is available at each level of an ecosystem

Food Chain

(ecology) A community of organisms where each member is eaten in turn by another member

Food Web

A diagram that shows the feeding relationships between organisms in an ecosystem


Plant-eating animal


Organism that obtains energy from the foods it consumes; also called a consumer

Primary Consumers

Animals that feed on producers; ex. herbivores

Primary Producers

Autotrophs; photosynthetic organisms that use light energy to synthesize sugar & other compounds


An organism that makes its own food

Pyramid of energy

An ecological pyramid that shows the energy flow through each trophic level in an ecosystem

Secondary Consumers

Eat primary consumers

Trophic Level

Each step in a food chain or food web

Please allow access to your computer’s microphone to use Voice Recording.

Having trouble? Click here for help.

We can’t access your microphone!

Click the icon above to update your browser permissions and try again


Reload the page to try again!


Press Cmd-0 to reset your zoom

Press Ctrl-0 to reset your zoom

It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.

Please upgrade Flash or install Chrome
to use Voice Recording.

For more help, see our troubleshooting page.

Your microphone is muted

For help fixing this issue, see this FAQ.

Star this term

You can study starred terms together

Voice Recording