Biology EOC Review: Ecology puzzle 1

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Across
  1. 7. An organism on which a parasite feeds
  2. 8. A symbiotic relationship in which only one species benefits but the other is neither helped nor harmed
  3. 11. An animal that hunts, captures, and eats another animal
  4. 12. A group of organisms of the same species that live in the same place at the same time
  5. 14. Density ____ factors that do not depend on the number of organisms in a population; examples: natural disasters or human activities
  6. 16. The maximum number of organisms that can be supported in a given environment
  7. 20. The evolution of two or more interacting species that exert selective pressures on each other
  8. 21. A symbiotic relationship in which one species benefits and the other is harmed
  9. 22. An animal that is subject to being hunted, captured, and eaten by another animal
  10. 24. Unrestricted population growth that follows a J-shaped curve
  11. 25. An organism’s role in its ecosystem
  12. 27. A type of protective resemblance that causes an animal to look like something that its predators would rather avoid than eat
  13. 28. The living organisms in an ecosystem
  14. 29. The interaction of two or more organisms trying to use the same resources at the same time in the same place
Down
  1. 1. An individual living thing
  2. 2. The variety, of plants, animals, etc. in a given area
  3. 3. All the different populations of different species living in the same place at the same time
  4. 4. A large geographic area with similar climate that consists of many ecosystems
  5. 5. An organism that gets its nutrients feeding on other living organisms
  6. 6. The interaction of two or more organisms trying to use the same resources at the same time in the same place
  7. 9. A type of cooperative relationship in which two different species benefit from their relationship with one another
  8. 10. An animal that eats only other animals (meat eater)
  9. 13. An animal that eats both plants and animals
  10. 15. Density ____ factors that depend on the number of organisms in a population; examples: available food, water, and suitable habitats
  11. 17. Nonliving parts of an ecosystem; examples are soil, rocks, water, pH, salinity, temperature
  12. 18. All the combined biomes on Earth where organisms can survive
  13. 19. A group of similar organisms that can interbreed and produce fertile offspring
  14. 23. An animal that eats only plants
  15. 26. The place where an organism lives