Ecology (part 2) Unit Test Study Guide
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Know all of the definitions for your chapter 14 vocab
How much energy moves from one trophic level to the next?
Know the 5 biogeochemical cycles (water, carbon, oxygen, nitrogen, phosphorous).
Describe how the rainshadow effect works.
What is symbiosis? Describe each of the 3 types and be able to give an example of each.
What 4 factors determine population size?
What is meant by the term “carrying capacity”?
What is a biome?
Know the following information for each of the land and aquatic biomes.
a. Location
b. Climate
c. Flora
d. Fauna
e. Other characteristics
10. What are limiting factors?
11. List and describe the different types of density-dependent limiting factors.
12. How do density-independent limiting factors differ from density dependent limiting factors?
13. What is ecological succession?
14. Know the stages of ecological succession and how primary and secondary succession differ.
15. What is a pioneer species? At what stage of ecological succession are these present? Give an example.
16. How is rock broken down to form soil?
17. What is a climax community?
18. Why is biodiversity important?
19. What is acid rain? How is it harmful?
20. How does habitat fragmentation affect biodiversity?
21. What is meant by the term “invasive species”? What kind of effect can these species have on an ecosystem?
22. What is biomagnification? How does this process occur?
23. What is the greenhouse effect? What gases are involved?
24. Describe each of the following issues: Eutrophication, Desertification, Deforestation, Overfishing, Ozone
Depletion.
25. Write the chemical equation for photosynthesis. Identify the reactants and products.
26. Where do the light dependent and independent reactions occur?
27. What is the role of chlorophyll during photosynthesis?
28. Describe the 2 photosystems and the events that occur in each (you should know them in the proper order!).
29. What is used and produced in the light dependent reactions?
30. What is used and produced in the light independent reactions?
31. List the order of events in the light independent reactions.
32. What other term is used for light independent reactions?
33. List and describe each of the vascular plant structures.
34. Describe the functions of the cuticle, stoma, and guard cell.
35. What are the functions of roots?
36. List and describe the main types of roots.
37. Describe the differences between gymnosperms and angiosperms. Give examples of each.
38. Describe the structural differences between monocots and dicots. Give examples of each.
39. List and describe the functions of the parts of a flower.
40. Be able to label the parts of a flower (see your flower diagram).
41. Describe how seeds are dispersed.
42. Identify the primary nutrients required by plants. Explain the importance of each.