Human Changes to the Environment Quiz

What did early humans use to make shelters and clothing?

• Concrete and bricks

• Glass and steel

• Materials from their environment

• Plastic and metal

How did early humans get their food?

• By hunting and gathering

• By shopping at stores

• By farming with machines

• By ordering online

What is one way humans have changed the environment?

• By building cities and roads

• By planting trees in forests

• By leaving nature untouched

• By only using natural resources

Why is the Hoover Dam important for people?

• It is a famous tourist attraction

• It is a natural waterfall

• It generates hydroelectric power

• It provides a place to swim

What is one negative effect of the Hoover Dam on the environment?

• It increased the number of fish

• It created more forests

• It endangered several species of fish and plants

• It made the river flow faster

How did technology change the way humans get food?

• By allowing humans to raise animals and grow crops

• By making hunting easier

• By making food appear naturally

• By stopping the need for food

What is a natural ecosystem?

• A farm with only one type of plant

• A city with lots of buildings

• A place where plants and animals depend on each other

• A place with only human-made structures

Why might people forget about nature and ecosystems?

• Because they live in forests

• Because they have cities and technology

• Because they love animals

• Because they plant many trees

What is one way people can help protect the balance of nature?

• By using resources without thinking

• By building more dams

• By cutting down all trees

• By enjoying life while protecting nature

What did early humans use to make tools?

• Metal and glass

• Stone and wood

• Concrete and bricks

• Plastic and rubber