Chapter 10: Pollution

Question 1

What is pollution?

Answer 1

It involves the release of substances or forms of energy into the environment that could cause harm, especially to living organisms

Question 2

What are the causes of pollution?

Answer 2

Usually human activities however there are some natural processes that have the same effects

Question 3

Examples of natural processes that cause pollution

Answer 3

• oil leaks from natural oilfields
• smoke from forest fires
• volcanic eruptions that release acidic gases and dust