Sixth Grade Ecology

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Across
  1. 3. factors in the environment that are living
  2. 5. a living organism that produces its own food through photosynthesis
  3. 6. constant recycling of this element through an ecosystem
  4. 7. the variety of life and its processes
  5. 12. a living organisms that is so small it must be viewed by a microscope
  6. 15. a single, living thing
  7. 18. the movement of individuals out of a population
  8. 19. an individual animal, plant, or single celled life form
  9. 21. part of a plant that absorbs water and minerals and anchors it to the environment
  10. 24. the process by which green plants transform light energy to chemical energy to supply their food
  11. 25. the number of births within a population
  12. 30. a system of interdependent food chains
  13. 31. the spacing of individuals within a population across an environment
  14. 33. zone where sunlight enters the water
  15. 34. a simple, nonflowering aquatic plant
  16. 38. producers that produce their own food through photosynthesis
  17. 39. the study of how organisms interact with their environment
  18. 41. both species benefit (win/win)
  19. 42. resources and other factors in the environment that can lower the population growth rate
  20. 43. cells in the leaf that make the plant a green pigment
Down
  1. 1. competition between members of the same species
  2. 2. a role a species plays in an ecosystem
  3. 4. zone where sunlight cannot enter the water
  4. 7. a term used to describe organisms that occupy a certain area
  5. 8. two or more populations of a different species that occupy the same space at the same time
  6. 9. biomes that are water-based
  7. 10. the number of individuals that make up a population
  8. 11. the surroundings or conditions factors live in
  9. 13. one species benefits while the host species is harmed (win/lose)
  10. 14. part of a plant that protects the seeds
  11. 16. the movement of individuals into a population
  12. 17. a term used to describe the combination of every ecosystem on the planet with biotic and abiotic factors
  13. 20. factors in the environment that are not living
  14. 22. part of a plant that changes sunlight into energy through photosynthesis
  15. 23. the predator eats part of its prey but does not kill it
  16. 26. when a predator kills and eats it prey successfully
  17. 27. a sequence of organisms that are dependent on the next organism for food
  18. 28. organisms that obtain their energy by breaking down dead organisms
  19. 29. biomes that cover an area of land with similar communities of plants and animals
  20. 31. the number of deaths within a population
  21. 32. the complere disappearance of a species
  22. 35. competition between members of different species
  23. 36. a species of organism that spreads in an area where it is not native
  24. 37. rise in Earth's temperature due to the buildup of carbon dioxide
  25. 40. one species benefits while the other one is not affected (win/no win or lose)
  26. 44. the phsycial area where a species lives