Environment Vimal DBS

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Across
  1. 3. - Which of the following gases can deplete the upper atmosphere's Ozone layer ?
  2. 8. - Only One Earth
  3. 9. - who has larger volume of water and Gas
  4. 10. - produce oxygen 24 hours
Down
  1. 1. - Trees produce
  2. 2. - A substance composed of the chemical elements hydrogen and oxygen
  3. 4. - Made up of all the living things and non-living things that functions together in one place
  4. 5. - Lightest element in the world
  5. 6. - Who give us Air, Water And food?
  6. 7. -______ are an important part of the ecosystem?