What is pollution?

• When helpful things are added to the environment.

• When harmful things are added to our environment.

• When natural things are added to the environment.

• When only chemicals are added to the environment.

What are the three main types of pollution mentioned?

• Noise, light, and thermal pollution.

• Water, land, and air pollution.

• Plastic, chemical, and sewage pollution.

• Industrial, agricultural, and urban pollution.

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What can happen to fish and other aquatic animals if the water is too polluted?

• They will grow bigger and stronger.

• They will change color.

• They might not be able to survive.

• They will move to cleaner water.

What causes land pollution?

• Smoke from factories.

• Littering and dumping waste.

• Chemicals in rivers.

• Natural disasters.

What are some causes of air pollution mentioned in the video?

• Trash in oceans and lakes.

• Sewage in rivers.

• Burning rubbish and smoke from cars and factories.

• Excessive rainfall.