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3. Population
Symbiosis
Trophic
Levels
Bio Geo
Cycles
Grab Bag
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4. Shape of the curve that a logistically growing population exhibits

5. S

6. A “j” shaped curve results from this type of growth

7. exponential

8. Number of organisms of a species an area can sustain

9. Carrying capacity

10. Factors that favor reproduction are called ___ - selected adaptations

11. r

12. An example of a density independent limiting factor

13. Flood, hurricane, tornado, fire, etc

14. Occurs when organisms share a limited resource

15. competition

16. Symbiotic relationship in which one organism benefits and the other is unaffected

17. commensalism

18. A harmless species resembles a harmful one

19. Batesian mimicry

20. Brightly colored animals warn predators that they may be poisonous

21. Aposemastic coloration

22. A gray peppered moth is hard to spot on the bark of a tree due to this camouflage defense

23. Cryptic coloration

24. Level with the most energy

25. Green plants

26. Ultimate source of energy for any food web

27. sun

28. Level that represents herbivores

29. mice

30. A tertiary consumer

31. Largemouth bass

32. Level from which decomposers obtain energy

33. All levels

34. Main abiotic reservoir of nitrogen

35. air

36. Organisms that convert N and H to ammonia

37. Nitrogen-fixing bacteria

38. Process by which bacteria convert nitrate to atmospheric nitrogen

39. denitrification

40. Can result from sewage or fertilizer runoff entering a lake

41. eutrophication

42. primary source of abiotic carbon

43. Carbon dioxide in the air

44. Individuals of the same species living in an area

45. population

46. What determines the dominant species in a community

47. Total biomass

48. Dead organic matter in an ecosystem

49. detritus

50. Type of succession that occurs where a glacier retreats

51. Primary succession

52. The first organisms (ex: mosses, lichens) that inhabit an ecosystem

53. pioneers

54. Final Jeopardy
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55. Chemical used to stop all life processes in the water sample bottles used during the dissolved oxygen lab

56. Sulfamic acid