U-Pick Crossword puzzle

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Across
  1. 2. an association between organisms in which one benefits and the other is fine
  2. 4. a group of individuals of one species in an area
  3. 6. a network of food chains or feeding relationships
  4. 8. A non-living feature of an ecosystem (rock, water, sun, etc.)
  5. 10. a relationship between two organisms in which one benefits or lives off the other
  6. 12. the variety of life in the world or in a particular ecosystem or habitat
  7. 13. A living feature of an ecosystem
  8. 14. an organism that can not make its own food and gets its food from other organisms
Down
  1. 1. interaction between two different organisms living in close physical association.
  2. 2. an interaction between organisms or species for resources - food, shelter, etc
  3. 3. the living together of organisms without trying to eliminate the other
  4. 5. an organism that feeds on plants
  5. 7. the continuous movement of water on, above, and below the Earth’s surface
  6. 9. an organism that feeds on meat from other organisms
  7. 11. an organism that makes its own food