6th Grade Test - Natural Resources and Ecosystems

Front

What are the levels of ecology from smallest to largest?

Back

organism, population, community, ecosystem, biosphere

Front

What is the term for all the area on and around Earth where living things exist?

Back

Biosphere

Front

How many different animal populations are in this image?

Back

6

Front

What are natural resources?

Back

Resources that exist without actions of humankind.

Front

What was the most widely used NONRENEWABLE resource in 2009?

Back

Petroleum

Front

What is an ecosystem?

Back

A community of living organisms and their interactions with their environment.

Front

Define renewable resources.

Back

Resources that can be replenished naturally over time.

Front

Define nonrenewable resources.

Back

Resources that cannot be replenished in a short period of time.

Front

What is a biome?

Back

A large geographical biotic unit, a major community of plants and animals with similar life forms and environmental conditions.

Front

What is the difference between biotic and abiotic factors?

Back

Biotic factors are living components of an ecosystem, while abiotic factors are non-living components.