Plant Ecology

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Across
  1. 1. he coined the phrase life zones
  2. 5. plants compete with other plants of the same species
  3. 7. This island is almost treeless
  4. 9. different plant communities grow until original plant community finally reestablishes itself
  5. 11. strong winds make the tree's branches all point in the same direction
  6. 12. consists of all organisms of the same species that inhabit a particular locality
  7. 14. a group of populations
  8. 15. these factors for plant growth might include nutrients, water and light
  9. 16. without stems
  10. 17. a species that is introduced from elsewhere
Down
  1. 2. Trash dumps of man or other animals
  2. 3. characterized by shrubs that form an open canopy
  3. 4. organisms that appear in a community where they were not previously found
  4. 6. this is at the top of the Great Basin Life Zones
  5. 7. Plants are oftentimes the first indicator of this
  6. 8. a important ecological indicator
  7. 10. competition between plants of different species
  8. 13. how many individuals of a particular species there are per unit of area