The Environment Review

You can help to solve the problem of land pollution by reducing and reusing. What is another way you can help solve the problem of land pollution?

• throwing things away

• recycling

• ignoring the problem

• washing your car

What is a government agency that serves us by forming laws and regulations to protect the environment?

• EPA

• DDT

• FBI

• CIA

DDT is a dangerous ______________ that was used to kill bugs and was found to be harmful to animals and people.

• fertilizer

• pesticide

• plant

• agriculture

What is the introduction of harmful materials into the environment is called?

• smog

• recycling

• landfill

• pollution

What percentage of the earth is covered in freshwater?

• 3%

• 25%

• 50%

• 75%

What is the main source of our DRINKING water?

• wetlands

• groundwater

• saltwater

• glaciers

Which of the following is a dangerous mineral to humans and can often cause problems if you eat too much fish that has lived in a contaminated area?

• iron

• sulfur

• oxygen

• mercury

What is the main cause of air pollution?

• burning of fossil fuels

• nuclear power plants

• volcanoes

• farming

What is a mixture of smoke, fog, and chemicals in the air?

• pesticide

• DDT

• fossil fuel

• smog

What is a resource that is limited and we cannot make more of is called?

• renewable

• nonrenewable

• ecosystem

• geothermal