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Ecology Part II Study Guide
POPULATIONS
1. What four areas does population size depend on?
    2. What shape is exponential growth and what causes it?
  3. Draw and describe exponential growth.
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4.
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5.
What is the shape and causes of logistic growth?
Draw and describe logistic growth.
 6. What is the largest number of organisms of a species the environment can support?
7. What types of factors are considered limiting factors that restrict population growth?
8. What is density?
9. What are the two types of limiting factors?
  10. What are the three types of density dependent factors?
   12. What are the three types of density-independent factors?
   GLOBAL WARMING
13. In the water cycle, what two methods take water into the atmosphere and briefly describe each.
  14. What is it called when water forms clouds?
Ecology Part II Study Guide
15What is it called when water falls back to Earth and give 2 examples.
   16. What four methods release carbon dioxide/CO2 to the air?
    17. What process uses carbon dioxide to make glucose?
18. Organisms use and release carbon dioxide by which process?
19. What 2 important uses is carbon dioxide needed for to help humans?
  20. What converts N2 in the soil for plants?
21. When organisms consume plants, what macromolecule does nitrogen help produce?
22. What three factors help return nitrogen to the soil?
   23. What breaks N2 down in the soil and returns it to the atmosphere?
24. Amino acids are monomers of which macromolecule that is vital to humans?
25. How much of the atmosphere is nitrogen?
26. What saves/protects natural resources and organisms?
27. How many species are in danger of extinction in the U.S.?
28. An organism that is likely to become endangered in the near future is considered? Give an
example
  29. An organism that is subject to immediate extinction is considered? Give an example.
  30. What is a study over a long period considered?
31. What is an increase in the average temperature on Earth?
32. What is the trapping of heat in the atmosphere? What are 2 implications?
   33. Label the water cycle:
condensation
Transpiration
Root uptake
Ecology Part II Study Guide
precipitation
evaporation
34. Label the carbon cycle:
CO2 in atmosphere
CO2 in Ocean
Respiration
decomposition
Volcanic activity (add the volcano)
***Not all arrows will be labeled.****
runoff
seepage
photosynthesis
human activity
Ecology Part II Study Guide
BIOME (use textbook pages 99-104 & 106-112)
33. What is a moderate temperature areas called?
34. What is called when a tree sheds its leaves every year during a particular season?
35. List the biomes and their temperatures and seasons.
 -Tropical Rainforest
 -Savanna
 -Desert
 -Temperate Grassland
 -Temperate Forest
 -Taiga/Boreal Forest
 -Tundra
 -Oceans (focus on California coast)
 -Lakes/Freshwater (focus on the Great Lakes)
36. List the general locations of each biome.
 -Tropical Rainforest
 -Savanna
 -Desert
 -Temperate Grassland
 -Temperate Forest
 -Taiga/Boreal Forest
 -Tundra
 -Oceans (focus on California coast)
 -Lakes/Freshwater (focus on the Great Lakes)
37. List the wildlife for each biome.
 -Tropical Rainforest
 -Savanna
 -Desert
 -Temperate Grassland
 -Temperate Forest
 -Taiga/Boreal Forest
 -Tundra
 -Oceans (focus on California coast)
 -Lakes/Freshwater (focus on the Great Lakes)
38. List the plant life for each biome (if listed)
 -Tropical Rainforest
 -Savanna
 -Desert
 -Temperate Grassland
 -Temperate Forest
 -Taiga/Boreal Forest
 -Tundra
 -Oceans (focus on California coast)
 -Lakes/Freshwater (focus on the Great Lakes)