Health Quiz

1234567891011121314151617181920212223242526272829
Across
  1. 3. is a single, identifiable source of pollution
  2. 4. Is the process of converting waste materials into new materials and objects
  3. 7. 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
  4. 8. 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.
  5. 10. Atoxic gas with a pungent ,irritating smell
  6. 12. Is an inorganic molecule with the chemical formula O 3.
  7. 13. is the enrichment of a water body with nutrients, usually with an excess amount of nutrients
  8. 14. It is the second layer of the atmosphere , about 20 % of the atmosphere's mass
  9. 15. These are metals that are harmful for people's health
  10. 17. are those that are not directly emitted from a source but form when primary pollutants react chemically in the atmosphere.
  11. 19. Are microscopic solid or liquid matter suspended in the Earth's atmosphere.
  12. 20. It is a type of radiation that is produced by the sun and some artificial sources.
  13. 23. it is a carbon dioxide is that portion of carbon dioxide in the atmosphere that is produced directly by human activities
  14. 24. Items or material discarded or rejected as useless or worthless;
  15. 25. pollution and refer to those inputs and impacts which occur over a wide area and are not easily attributed to a single source.
  16. 29. substances or high-energy particles into the air, water, or earth as a result of human activity, either by accident or by design.
Down
  1. 1. Are a group of gases that are composedof nitrogen and oxygen
  2. 2. are organic compounds that are resistant to environmental degradation through chemical, biological, and photolytic processes.
  3. 5. can be released from natural ways or human action.
  4. 6. is a colorless , odorless and tasteless gas that is slightly less dense air
  5. 9. are the Recoverable materials that are organic in nature, such as plant material, food scraps, and paper products
  6. 11. Is a waste treatment process that involves the combustion of organic substances contained in waste materials
  7. 16. can be discharged into the surrounding waters during certain rain
  8. 18. Are non toxic nonflammable chemicals ,containing atoms of carbon chlorine and fluorine.
  9. 21. 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.
  10. 22. These are the major contributors to the indoor air pollution.
  11. 26. a substance that pollutes something, especially water or the atmosphere.
  12. 27. Is a chemical compund with the chemical formula CH4
  13. 28. Is a site for the disposal of waste materials by burial and the oldest form of waste treatment
  14. 29. it is the process of bringing down an object to a smaller extent