Food Webs and Food Pyramids

Front

What is a trophic level?

Back

Each level represented within a food chain or web.

Front

Who is the producer in a food chain?

Back

The grass.

Front

As you work your way up the energy pyramid, what happens to the energy?

Back

It decreases.

Front

What diagram shows a linear relationship of energy flow within an ecosystem?

Back

Food Chain.

Front

What is a food web?

Back

A complex network of feeding relationships among various organisms in an ecosystem.

Front

What is a food pyramid?

Back

A graphical representation showing the energy flow and biomass at each trophic level.

Front

What are primary consumers?

Back

Organisms that eat producers; they are herbivores.

Front

What are secondary consumers?

Back

Organisms that eat primary consumers; they can be carnivores or omnivores.

Front

What role do decomposers play in an ecosystem?

Back

They break down dead organisms and recycle nutrients back into the soil.

Front

What is an example of a producer?

Back

Plants, such as grass or trees.