Ecology

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Across
  1. 3. a group of biotic and abiotic things living in their environment
  2. 4. the number of species living in an area
  3. 5. a group of living things that are similar enough to produce offspring together
  4. 7. non-living things
  5. 10. to live together
  6. 12. a group of living things of the same type living together
Down
  1. 1. living things
  2. 2. a wide variety of living things
  3. 6. the system of interactions between living things and their environment
  4. 8. a group of living things in an area
  5. 9. a single member of a species
  6. 11. the study of the relationships between living things and their environment