Energy Pyramids & Chains

Front

What does a food chain show?

Back

Energy flow through an ecosystem.

Front

How much energy is lost at each level of the energy pyramid?

Back

90%.

Front

What is a trophic level?

Back

Each level represented within a food chain or web.

Front

What do the arrows in a food chain represent?

Back

They show what direction the energy is flowing between organisms.

Front

What are herbivores?

Back

Organisms that eat plants for nutrition.

Front

What is an energy pyramid?

Back

A graphical representation showing the flow of energy at different trophic levels in an ecosystem.

Front

What is a food web?

Back

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

Front

What are producers?

Back

Organisms that produce their own food, typically through photosynthesis.

Front

What are consumers?

Back

Organisms that rely on other organisms for energy and nutrients.

Front

What is the primary source of energy for most ecosystems?

Back

The sun.