Study Guide:  Living World & Ecosystems

Living World—Ecosystems & Biomes Study Guide

1.     What is biodiversity?
2.     Why are decomposers important in the environment?
3.     What is ecological succession?  Primary succession?  Secondary succession?
4.     What is facilitation?
5.     What is the first law of thermodynamics?
6.     What is the second law of thermodynamics?
7.     What is fire succession and how does it affect a forest environment?
8.     Name 3 biotic factors that can limit the carrying capacity of any habitat?
9.     Name 3 abiotic factors that can limit the carrying capacity of any habitat?
10. What type of relationship would result from a cuckoo bird pushing eggs out of a nest?
11. What type of relationship would be between a sea anemone and a clown fish?
12. What type of relationship would be between bees and flowers?
13. What are 3 of the underlying causes of extinction and reduction of wildlife populations?
14. Where does the energy from the producers come from?
15. What is an autotroph?  Heterotroph?
16. What are the abiotic factors that affect the growth of trees in a forest?
17. Define the following:  photosynthesis, denitrification, transpiration, assimilation, nitrification
18. What is the name of the process where a soil nutrient is reduced and released to the atmosphere as gas?
19. What is the name of the process when the water first sinks into the ground?
20. What is a rain shadow?
21. What is the name of the process where ammonia is converted to nitrite and then nitrate?
22. What is the difference between a habitat and a niche?
23. What type of biome is very dry and is growing in many areas?
24. What type of biome is rich in biodiversity but has poor soils.
25. What type of biome is a desert but also very cold?
26. What type of biome is San Luis Obispo part of?
27. What type of biome has extreme temperatures from day to night?
28. What type of biome has very rainy seasons and very dry seasons and very few trees?
29. What biome has the most endangered species associated with it?
30. What are the characteristics of an oligotrophic lake?
31. What are the characteristics of a eutrophic lake?
32. What are the characteristics of a hypertrophic lake?
33. What is the 10% Rule?  How does it relate to the pyramid of energy flow?

 

© lbranch 2013