Review Flow of Energy & Interdependence

Front

What travels through a food chain or web?

Back

Energy

Front

What is the ultimate source of energy for all life on Earth?

Back

Sun

Front

Where do chemosynthetic bacteria get their energy?

Back

From geothermal vents

Front

Organisms that eat secondary consumers.

Back

Tertiary consumers

Front

What is used to indicate the flow of energy in a food chain or web?

Back

Arrows

Front

What happens to energy as we move from step to step in a chain or web?

Back

Energy decreases

Front

A food web is

Back

A diagram showing interconnected food chains in an ecosystem.

Front

Trophic level

Back

Position in a food chain

Front

In the energy pyramid, which level has the greatest amount of available energy?

Back

Primary producers

Front

Heterotrophs are organisms

Back

Organisms that rely on consuming other organisms for energy.