Natural resource

12345678910111213141516171819202122232425
Across
  1. 3. combination of smoke and fog
  2. 4. Where all there zones interact
  3. 5. Gas emitted from AC
  4. 7. Exchange of chemical nutrients between living and non living components
  5. 9. A colloid where the dispersed phase is Solid and dispersion medium is gas
  6. 11. increase in the overall temperature of the Earth
  7. 13. Process by which dead substance are broken down into simpler substance
  8. 14. Release of energy by breaking down glucose
  9. 15. A denitrification microbe
  10. 18. Precipitation of nitric and sulfuric acid
  11. 19. Conversion of nitrate to elemental nitrogen
  12. 23. Change of state of matter from gas to liquid
  13. 25. Flow of energy
Down
  1. 1. All Water content on earth
  2. 2. Conversion of nitrogen containing substances into ammonia
  3. 6. harmful rays emitted by the Sun
  4. 8. Used in swimming pools
  5. 10. An ozone depleting gas
  6. 12. An ozone depleting substance
  7. 16. Establishment of a forest where there were no tress before
  8. 17. Present in roots of legume plants
  9. 20. symbiotic relation between algae and fungi
  10. 21. diseases gotten due to ozone gas
  11. 22. Loss of top soil
  12. 24. Gas protecting us from UV rays