Ecosystems Review

Front

What is the primary source of energy for ecosystems?

Back

The Sun

Front

What do the arrows in a food web represent?

Back

Transfer of energy

Front

Name three examples of decomposers.

Back

Earthworms, fungi, bacteria

Front

What do decomposers return to the soil?

Back

Nutrients

Front

How is energy transferred in a food chain involving grass, deer, and mountain lions?

Back

Energy is transferred from grass to white-tail deer to mountain lions.

Front

What is an ecosystem?

Back

A community of living organisms and their environment interacting as a system.

Front

What role do producers play in an ecosystem?

Back

Producers, like plants, convert sunlight into energy through photosynthesis.

Front

What are consumers in an ecosystem?

Back

Organisms that eat other organisms for energy.

Front

What is a food chain?

Back

A linear sequence showing how energy is transferred from one organism to another.

Front

What is a food web?

Back

A complex network of interconnected food chains in an ecosystem.