Ecology

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Across
  1. 4. Any living thing that has an effect on an ecosystem
  2. 6. An organism which feeds off plants
  3. 8. A community of organisms where each member is eaten in turn by another member
  4. 10. the maximum number of individuals that an environment is able to carry and sustain
  5. 16. A community of organisms where there are several interrelated food chains
  6. 17. Any interaction between two species that benefits both; typically involves the exchange of substances or services
  7. 19. The study of the relationships between living organisms and their physical environment
  8. 20. The status of an organism within its environment and community
  9. 21. An organism that lives by preying on other organisms.
  10. 22. Non-living part of an ecosystem that shapes its environment
  11. 26. The simultaneous demand by two or more organisms for limited environmental resources, such as nutrients, living space, or light
  12. 27. Interaction between two organisms, in which one organism benefits and the other is harmed.
  13. 28. An organism that feeds on dead or decaying biomass.
  14. 29. A model that shows the flow of energy from one nutrient/food level to the next in an ecosystem
  15. 30. The relation between two different species of organisms that are interdependent
Down
  1. 1. An organism which eats both plants and flesh
  2. 2. An animal hunted or caught by another for food.
  3. 3. All of the biotic organisms inhabiting a specified area
  4. 5. Flesh eating organism
  5. 7. A geographic area where organisms work together to form a bubble of life
  6. 9. He type of environment in which an organism or group normally lives or occurs
  7. 11. The process of adapting to something
  8. 12. the region on the Earth’s surface where life exists
  9. 13. An organism, such as a green plant, that produces its own food
  10. 14. Any organism that feeds off decomposing organic material
  11. 15. The relation between two different kinds of organisms when one receives benefits from the other without damaging it
  12. 18. The process by which two or more interacting species evolve together, each changing as a result of changes in the other or others.
  13. 23. A group of organisms interacting with one another and with the environment in a specific region.
  14. 24. Environmental conditions or sets of conditions that approach most nearly the limits of tolerance for a given organism.
  15. 25. Organism that ingests other organisms or organic matter in a food chain.