Ecosystem Unit Test Review

Front

What is the main difference between a food chain and a food web?

Back

A food chain shows only one path of energy flow, while a food web shows multiple paths.

Front

What is an ecosystem?

Back

A community of living and non-living things.

Front

What does abiotic mean?

Back

Non-living.

Front

What does biotic mean?

Back

Living.

Front

Food chains always start with what?

Back

The sun.

Front

Which ecosystem is characterized by hot temperatures and very little rainfall?

Back

Desert.

Front

What are producers in an ecosystem?

Back

Organisms that make their own food, usually through photosynthesis.

Front

What are consumers in an ecosystem?

Back

Organisms that eat other organisms for energy.

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 a habitat?

Back

The natural environment where an organism lives.