Biology Crossword

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Across
  1. 3. A wall of water that is pushed ashore by a storm
  2. 5. The total of organisms in given area
  3. 6. An organism that feeds on a living host
  4. 8. Producer that uses energy from chemical compounds to make food
  5. 10. The amount of dissolved salt in a water
  6. 12. Any living thing
  7. 15. Microscopic, autotrophic organisms that as producers
Down
  1. 1. An organism that makes its own food
  2. 2. The variety of life in a particular habitat or ecosystem
  3. 4. Movement of individuals out of a population
  4. 7. Group organisms of the same species that occupy the same space at the same time
  5. 9. Wetlands formed where rivers meet the sea
  6. 11. Movement of individuals into a population
  7. 13. A biologist who studies the relation between organisms and their environment
  8. 14. Biological community and all the nonliving factors that affect it.