SCIENCE

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Across
  1. 3. web - A complex, realistic network of interconnected food chains that illustrates the feeding relationships and energy flow within an ecosystem.
  2. 4. - The study of interactions and relationships between different organisms and their environment.
  3. 7. = a system or organization in which people or groups are ranked one above the other according to status or authority.
  4. 10. - They are mutually dependent on each other.
  5. 11. - The predator is dependent on consuming prey for nutrients/energy.
  6. 12. spins webs.
Down
  1. 1. - A type of symbiotic biological interaction where one organism benefits, while the other is neither helped nor harmed.
  2. 2. = a group of the same species.
  3. 5. Levels - One way researchers study the impact of interactions between different organisms and their environment is by measuring the flow of energy and matter throughout the system.
  4. 6. = an organism living in symbiosis with another.
  5. 8. = all living organisms in an ecosystem.
  6. 9. - Dependent on a host and causes harm.