Review Vocabulary

Which term refers to the natural world, including land, air, water, and living things?

• Ecosystem

• Habitat

• Environment

• Biodiversity

What is a community of living organisms and their physical environment?

• Ecosystem

• Environment

• Habitat

• Natural resources

The natural home of a plant, animal, or other organism is called its

• Ecosystem

• Biodiversity

• Environment

• Habitat

What term describes the variety of life in a particular ecosystem or the world?

• Natural resources

• Biodiversity

• Habitat

• Environment

The introduction of harmful substances into the environment is known as

• Deforestation

• Pollution

• Climate change

• Global warming

The cutting down of forests, often for farming or construction, is called

• Reforestation

• Deforestation

• Conservation

• Recycling

What is the opposite to "Deforestation"?

If something is "not harmful to the environment," it is considered:

• Sustainable

• Eco-friendly

• Renewable

• Conservation

What does "reduce carbon emissions" mean?

• To lower the amount of CO₂ released into the atmosphere

• To increase the amount of CO₂ released into the atmosphere

• To convert CO₂ into reusable material

• To trap heat in the atmosphere

A powerful thunderstorm with rotating winds is called a:

• Ominous cloud

• Grapefruit-size hail

• Tornado

• Super cell