Ecology Crossword

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Across
  1. 3. group that exploit the resources in the same way
  2. 5. relationship between species where one is harmed and one unaffected
  3. 8. livestock and cattle egrets
  4. 9. lion, wolf, coyote
Down
  1. 1. humans and plants
  2. 2. the variety of life in a particular habitat
  3. 4. organisms which break down dead organic materials
  4. 6. worms in the intestines of the host
  5. 7. process of reciprocal evolutionary evolutionary change between two species
  6. 8. plants that compete for nitrogen in roots