Food Webs and Food Chains

Front

What is a consumer?

Back

Organism that eats other organisms for food & energy.

Front

Which of the following is defined as a consumer that must get its food from a different source than itself?

Back

Heterotroph.

Front

What is a producer?

Back

Organism that makes its own energy.

Front

In an energy pyramid, which organism would most likely be in level 2?

Back

Caterpillar.

Front

What is an herbivore?

Back

An organism that only eats plants for energy.

Front

What is a food chain?

Back

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

What is a food web?

Back

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

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 the difference between autotrophs and heterotrophs?

Back

Autotrophs make their own food, while heterotrophs consume other organisms for energy.

Front

What is a trophic level?

Back

Each step in a food chain or food web, representing the flow of energy and nutrients.