1. Slide 1 of 21 Levels of Organization Copyright Pearson Prentice Hall Ecosystem Community Population Individual Biome Biosphere

2. Figure 53.10 Examples of terrestrial and marine food chains

3. Figure 53.11 An antarctic marine food web

4. Figure 54.1 An overview of ecosystem dynamics

5. Slide 5 of 21 Copyright Pearson Prentice Hall Producers Photosynthesis is responsible for adding oxygen to—and removing carbon dioxide from—Earth's atmosphere.

6. Slide 6 of 21 Copyright Pearson Prentice Hall Producers

7. Figure 54.10 Energy partitioning within a link of the food chain

8. Figure 54.11 An idealized pyramid of net production

9. Figure 54.12 Pyramids of biomass (standing crop)

10. Figure 54.13 A pyramid of numbers

11. Figure 54.14 Food energy available to the human population at different trophic levels

12. Figure 53.2 Testing a competitive exclusion hypothesis in the field

13. Figure 53.3a Resource partitioning in a group of lizards

14. Figure 53.4 Character displacement: circumstantial evidence for competition in nature

15. Figure 53.3bc Anolis distichus (left) and Anolis insolitus (right)

16. Figure 53.x2 Parasitic behavior: A female Nasonia vitripennis laying a clutch of eggs into the pupa of a blowfly (Phormia regina)

17. Figure 53.9 Mutualism between acacia trees and ants

18. Figure 53.x3 Commensalism between a bird and mammal

19. Figure 53.0 Lion with kill in a grassland community

20. Figure 54.25 Biological magnification of DDT in a food chain

21. Figure 54.15 A general model of nutrient cycling

22. Figure 54.17 The carbon cycle

23. Figure 54.16 The water cycle

24. Figure 54.18 The nitrogen cycle

25. Figure 54.19 The phosphorous cycle

26. Figure 54.20 Review: Generalized scheme for biogeochemical cycles

27. Figure 50.10 A climograph for some major kinds of ecosystems (biomes) in North America

28. Figure 50.24 The distribution of major terrestrial biomes

29. Figure 50.19 Freshwater biomes: Oligotrophic lake (left), eutrophic lake (top right), stream flowing into a river (bottom right)

30. Figure 50.25a Tropical forests

31. Figure 50.25b Savanna

32. Figure 50.25bx Savanna

33. Figure 50.25c Deserts

34. Figure 50.25d Chaparral

35. Figure 50.25dx Chaparral

36. Figure 50.25e Temperate grassland

37. Figure 20.25f Temperate deciduous forest

38. Figure 20.25g Coniferous forests

39. Figure 20.25h Tundra

40. Ecological Succession Mosses soon appear, and grasses take root in the thin layer of soil. Copyright Pearson Prentice Hall

41. Ecological Succession Eventually, tree seedlings and shrubs sprout among the plant community. Copyright Pearson Prentice Hall

42. Figure 52.11 Population growth predicted by the logistic model

43. Figure 52.12 How well do these populations fit the logistic population growth model?

44. Figure 52.18 Extreme population fluctuations

45. Figure 52.19 Population cycles in the snowshoe hare and lynx

46. Figure 52.20 Human population growth

47. Demographic transition

48. Figure 52.22 Age-structure pyramids for the human population of Kenya (growing at 2.1% per year), the United States (growing at 0.6% per year), and Italy (zero growth) for 1995

49. Figure 52.8 Population growth predicted by the exponential model