Environmental Awareness

1. Complete the phrase: Reduce, Reuse, and...?
8. Which practice involves using items multiple times to reduce waste?
10. What is the process of converting waste materials into reusable products?
11. Plants that are grown for food, like wheat, rice, and corn, are called what?
14. This biome receives very little rainfall and has a sparse plant cover.
15. What energy source comes from the sun and can be used to generate electricity?
16. What gas high in the atmosphere protects us from the sun's ultraviolet rays?
18. What organic material can be used to enrich soil and reduce waste?
19. What material takes hundreds of years to decompose and is harmful to the environment?

2. What do we call trash that's thrown away in public places instead of proper disposal?
3. These areas are often called the "lungs of the Earth" because they produce oxygen.
4. What process involves turning waste into new products to conserve resources?
5. A group of similar organisms that can breed and produce fertile offspring is called what?
6. What resource can get polluted when harmful chemicals are dumped into rivers and lakes?
7. What natural force can be harnessed to produce electricity using turbines?
9. This term refers to the presence of harmful substances in the environment.
11. Which gas is a major contributor to air pollution and is released by vehicles and factories?
12. What is the term for the hazy air pollution that can be seen over some cities?
13. The long-term pattern of weather in a particular area is known as its what?
17. These vast bodies of water cover more than 70% of the Earth's surface.