Pollution types and causes practice questions for 8th grade.

📚 Topic Summary

Pollution is the introduction of harmful substances or contaminants into the environment. These substances, called pollutants, can negatively affect air, water, and land. There are different types of pollution, each with its own causes and consequences. Understanding these types and their sources is crucial for finding solutions to protect our planet.

🧪 Part A: Vocabulary

Match the terms with their definitions:

Match the correct term to its definition:

1. 1 - E
2. 2 - B
3. 3 - A
4. 4 - D
5. 5 - C

🌍 Part B: Fill in the Blanks

Complete the paragraph with the correct words. Choose from: factories, acid rain, pesticides, greenhouse gases, deforestation.

Air pollution is often caused by emissions from ______ and vehicles. Burning fossil fuels releases ______ which contribute to global warming. ______ is a form of air pollution that can harm aquatic life and forests. Land pollution can result from the overuse of ______ in agriculture. ______ , the clearing of forests, also contributes to pollution by reducing the number of trees that absorb carbon dioxide.

Answers:

1. Factories
2. Greenhouse gases
3. Acid Rain
4. Pesticides
5. Deforestation

🤔 Part C: Critical Thinking

How can individuals contribute to reducing pollution in their daily lives? Provide three specific examples.

Example Answers:

• Reduce, reuse, recycle to cut down on waste.
• Use public transport, cycle, or walk instead of driving.
• Conserve energy at home by turning off lights and using energy-efficient appliances.