Pollution

To reduce pollution in the environment, people should ______________ materials.

• recycle
• pollute
• throw away
• clean

Which of the following does NOT cause water pollution?

• oil spills
• garbage
• fertilizers from farms
• smoke

_____________________ is the contamination of air, land, and water.

• Conservation

• Ecology

• Pollution

The car is creating ____________________.

• air pollution
• land pollution
• water pollution
• an oil spill

Look at the photo. This is an example of _____ pollution.

• water

• air

• land

The leaking or spilling of chemicals or raw sewage into a body of water is ________ pollution.

• air

• water

• land

The illegal dumping or littering of waste onto the land is called __________ pollution.

• air

• land

• water

Which of the following is not a natural cause of water pollution?

• Volcanoes

• Animal waste

• Oil spills

• Silt from storms and floods

TRUE or FALSE. Many people on Earth do not have accces to clean water.

• TRUE
• FALSE

Sludge run off from factories and industries is an example of _______ pollution.

• air

• land

• water