Environmental science Recap of 1st semester

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Across
  1. 2. the gradual replacement of one plant community by another.
  2. 5. separted in two zones.
  3. 7. is the final amount of water in a planet.
  4. 8. end result of succession process.
  5. 12. occur between members of the same species.
  6. 14. home where organisms live.
  7. 16. The study of relationships between organisms and the environment.
  8. 18. A few examples of it are lakes and ponds.
  9. 20. holds newly made soil known as pioneer species.
  10. 21. includes estuaries,intertidal zones, nertic zones, and the open sea.
Down
  1. 1. water is soaked into the soil and becomes grounwater.
  2. 3. begins without any soil.
  3. 4. where no clouds are there but water is still in place.
  4. 6. factors include all living parts.
  5. 9. moves water between the atmosphere
  6. 10. factors non-living characteristics.
  7. 11. highest and lowest tide line.
  8. 13. in a place that already has soil.
  9. 15. where plants absorb nitrogen.
  10. 17. Composed of all living things in an area.
  11. 19. different organisms play a different role in it's ecosystem.