What are the pollutants known to cause acid rain?

• nitrogen oxides and sulfur dioxide (sulfur compounds)

• Lemon Juice and Battery Acid

• Low pH and Acid

• carbon dioxide and carbon monoxide

______ is an unwanted sound that is harmful to people and animals.

• Water Pollution

• Noise pollution

• Air pollution

• Land Pollution

Animals in water can also be affected by Noise.

• True

• False

• none of the above

What is air pollution?

• Any harmful substance that builds up in the air

• pollen, dust, gases

• chemicals in the water

• industrial pollution

What is Pollution?

• Increase in Earths temperatures

• Decrease in oxygen in water

• Sudden growth in algae in a pond

• Harmful substance in environment

What is an effect of land pollution?

• no clean drinking water

• diseases from breathing in poor quality air

• loss of habitat for animals

Which is the most harmful form of land pollution?

• plastic

• branches and leaves

• paper

• food waste

Pollution _________________________.

• is harmful materials put into the environment

• effects plants, animals, and people

• found in air, water, and land

• All of the above

Who pollutes the ocean the most?

• Marine Animals

• Land Animals

• Humans

When algae levels increase in a body of water, it

• cuts off light to plants at the bottom.

• causes dissolved Oxygen levels increase.

• increases light to the plants on the bottom.

• causes bacteria populations decrease.