Food Web/Chains Flashcard

Front

If a plant has 1,000 units of energy, how much energy does the tertiary consumer receive?

Back

1 unit

Front

What is an example of an energy source?

Back

Sun

Front

What do we call organisms that eat plants?

Back

Herbivores

Front

What do we call organisms that make their own food?

Back

Producers

Front

What happens to the other 90% of energy at each trophic level?

Back

It is used by the organism for life processes (like movement, growth, and heat) and is lost as heat.

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 are primary consumers?

Back

Organisms that eat producers (plants), typically herbivores.

Front

What are secondary consumers?

Back

Organisms that eat primary consumers, can be carnivores or omnivores.

Front

What is a trophic level?

Back

Each step in a food chain or food web, representing a different level of energy transfer.