2.1

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Across
  1. 6. Relationship where both organisms benefit
  2. 8. Struggle for resources between organisms
  3. 10. Relationships between organisms in an ecosystem
  4. 12. Relationship where one organism benefits at the expense of another
  5. 14. Individual living entities in an ecosystem
  6. 15. Group of organisms that can interbreed
  7. 16. Community of organisms and their environment
  8. 19. Growth curve showing exponential growth
  9. 20. Interactions between different species
  10. 22. Non-living components of an ecosystem
  11. 23. Method of sampling data along a line
  12. 24. Group of individuals of the same species in an area
  13. 25. Consumption of plants by animals
  14. 26. Variety of life in an ecosystem
Down
  1. 1. Relationship where one organism benefits and the other is unaffected
  2. 2. Global sum of all ecosystems
  3. 3. Species with large impact relative to biomass
  4. 4. Growth curve representing increasing population
  5. 5. Physical environment of an organism
  6. 7. The full range of conditions an organism can survive *(HL)*
  7. 9. Part of the niche an organism actually occupies *(HL)*
  8. 11. Group of interacting species in an area
  9. 12. Organism that hunts other organisms
  10. 13. Ability to use resources without depleting them
  11. 17. Role of a species in its environment
  12. 18. Factors that restrict growth and survival
  13. 21. Interactions within the same species
  14. 24. Organism that is hunted