Irish Life Science C. 18 Ecology

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Across
  1. 5. ______ and fungi are examples of decomposers
  2. 9. living factors in the environment
  3. 10. exists because of a limited amount of food, water, space, and mates
  4. 12. plant eaters
  5. 13. process that producers use to make food
  6. 18. capacity that means the largest population that can be supported
  7. 20. organism that is killed and eaten
  8. 21. complete living thing
  9. 24. _______ consumers eat things that eat plants
  10. 25. study of living things and their environment
  11. 27. food _____ shows how energy moves between all organisms in an ecosystem
  12. 28. factor like food, water, or space in an environment that only supports a population so large
  13. 32. break down dead and decaying plants and animals in the soil
  14. 34. nonliving factors in the environment
  15. 36. symbiosis where one benefits and the other is harmed
  16. 37. all of the populations of living things in an area
  17. 38. symbiosis where one benefits and the other is unaffected
  18. 40. organisms that get energy from other organisms
Down
  1. 1. organisms that use sunlight to make food
  2. 2. source of energy for life on earth
  3. 3. type of chemicals that keep predators away
  4. 4. eat animals
  5. 6. 2 organisms living in close association with each other
  6. 7. interaction where one organism eats another
  7. 8. type of coloration that tells predators to stay away
  8. 11. everywhere in, on, and above the earth where life exists
  9. 13. _______ consumers eat producers directly
  10. 14. ________ consumers eat things that eat things that eat plants
  11. 15. eat dead plants and animals
  12. 16. also called vultures are scavengers
  13. 17. surroundings of an organism
  14. 18. coloring that allows an organism to blend in
  15. 19. one animal copying the look or behavior of another for defense
  16. 22. all of the living and non living things in an area
  17. 23. shows loss of energy through and ecosystem
  18. 26. eat plants and animals
  19. 29. symbiosis where both organisms benefit
  20. 30. group of the same species in the same area
  21. 31. pigment in plants that allows them to photosynthesize
  22. 33. food _____ shows how energy flows from one organism to the next
  23. 35. organism that kills and eats another organism
  24. 39. organism harmed in a parasitic relationship