Biology

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Across
  1. 3. Used to calculate diversity in an area
  2. 6. Series of intermediate communities form
  3. 8. The first to colonize a new area
  4. 10. Organisms interecting in an environment
  5. 12. When two niches overlap
  6. 13. N=(M*n)/m
Down
  1. 1. A measure of the different species in an area
  2. 2. B=D
  3. 4. The role that an organism occupies in an ecosystem
  4. 5. Species with exponential growth
  5. 7. Offspring resulting from two different types of animal
  6. 9. a group of similar living organisms
  7. 11. How plants get nutriens