What is the life supporting system among the following?

• Transportation

• Music system

• Environment

What creates pollution?

• water
• sunlight
• human activities

Oil spill in water bodies is what type of pollution?

• Land Pollution

• Water Pollution

• Noise Pollution

Which pollution is caused by burning of fossil fuels such as cars and airplanes?

• Air
• Noise
• Land

True/False: Land pollution happens because of human events

• True

• False

How can we help prevent air pollution?

• By burning trash

• Spraying chemicals into the air

• Walking or riding your bike instead of driving

Which of the following is a source of air pollution?

• Difficulty in breathing

• Factories

• Eye irritation

To help our environment, you should

• recycle, remember, and reduce.

• reduce, reuse, and recycle.

• reuse, replace, and recycle.

True/False: Dumping trash into the water is harmful to the environment.

• False

• True

True/False: insecticides used by farmers is a type of land pollution

• True

• False