Health Quiz

2. It is a type of radiation that is produced by the sun and some artificial sources.
5. is the enrichment of a water body with nutrients, usually with an excess amount of nutrients
6. pollution and refer to those inputs and impacts which occur over a wide area and are not easily attributed to a single source.
9. Is a waste treatment process that involves the combustion of organic substances contained in waste materials
11. It is the second layer of the atmosphere , about 20 % of the atmosphere's mass
13. is a colorless , odorless and tasteless gas that is slightly less dense air
17. substances or high-energy particles into the air, water, or earth as a result of human activity, either by accident or by design.
19. it is a carbon dioxide is that portion of carbon dioxide in the atmosphere that is produced directly by human activities
21. Is a site for the disposal of waste materials by burial and the oldest form of waste treatment
22. a substance that pollutes something, especially water or the atmosphere.
23. these includes any technique or method of minimizing the input of energy to an overall system by the exchange of energy from one sub-system of the overall system with another
27. Are microscopic solid or liquid matter suspended in the Earth's atmosphere.
28. Are a group of gases that are composedof nitrogen and oxygen
30. Is the process of converting waste materials into new materials and objects

1. are organic compounds that are resistant to environmental degradation through chemical, biological, and photolytic processes.
3. Items or material discarded or rejected as useless or worthless;
4. are the Recoverable materials that are organic in nature, such as plant material, food scraps, and paper products
7. it is made up of chemical particles. When smoke or other pollutants enter the air, the particles found in the pollution mix with the air.
8. Is a chemical compund with the chemical formula CH4
10. it is the process of bringing down an object to a smaller extent
12. are those that are not directly emitted from a source but form when primary pollutants react chemically in the atmosphere.
14. Is an inorganic molecule with the chemical formula O 3.
15. Are non toxic nonflammable chemicals ,containing atoms of carbon chlorine and fluorine.
16. can be released from natural ways or human action.
18. Atoxic gas with a pungent ,irritating smell
20. includes a range of health damaging pollutants such as fine particles and carbon monoxide. In poorly ventilated dwellings, smoke in and around the home can exceed acceptable levels for fine particles 100-fold.
24. can be discharged into the surrounding waters during certain rain
25. These are metals that are harmful for people's health
26. is a single, identifiable source of pollution
29. These are the major contributors to the indoor air pollution.