smog pesticides acid rain pollution 2. Products used on crops to control insects and other pests (1 point) hazardous wastes pesticides pollution nonrenewable resources 3. Huge pits where wastes are dumped and buried (1 point) landfills conservation nonrenewable resources smog 4. Substances that cannot be replaced once they are used (1 point) pollution nonrenewable resources smog hazardous wastes 5. Reducing waste before it occurs (1 point) ozone layer nonrenewable resources recycling precycling 6. The saving of resources (1 point) conservation landfills ozone layer precycling 7. Any dirty or harmful substance in the environment (1 point) hazardous wastes pollution smog ozone layer 8. A yellow-brown haze that forms when sunlight reacts with air pollution (1 point) acid rain smog ozone layer pesticides 9. Human-made liquid or solid wastes that may endanger human health or the environment (1 point) smog acid rain hazardous wastes pesticides 10. A shield that protects living things from ultraviolet (UV) radiation (1 point) ozone layer nonrenewable resources pollution smog True/False Indicate whether a statement is true or false. 11. The Environmental Protection Agency is the governmental agency that is committed to protecting the environment. (1 point) True False 12. Fossil fuels are nonrenewable resources. (1 point) True False 13. The earth would be too hot to support life if there were no greenhouse effect. (1 point) True False 14. An alternative to burying trash is burning it in special furnaces called generators. (1 point) True False 15. Batteries are an example of a household item that should not be discarded in the regular trash. (1 point) True False 16. The three R's for preventing and reducing pollution include reducing, reusing, and redesigning. (1 point) True False 17. Carpooling is one strategy for promoting cleaner air. (1 point) True False 18. If something is biodegradable, it means it is broken down easily in the environment. (1 point) True False 19. Heating and cooling uses the least amount of energy in most homes. (1 point) True False 20. When smog levels are low, people with respiratory problems are advised to stay indoors. (1 point) True False