1. Difference between chemical and physical weathering.
2. Types of physical weathering agents and which force is the most important one in mechanical weathering
3. Examples of physical weathering
4. Types of chemical weathering agents and which force is the most important one in chemical weathering
5. Examples of chemical weathering
6. The relationship between volume of flow and sediment load.
7. Recognize when a storm surge most dangerous
8. Energy transfer or loss calculation (only 10% of the energy is transferred to the next trophic level)
9. Identify consumer, producer, predator and decomposers from different trophic levels
10. What kinds of dangerous weather/impacts can hurricanes and tropical storms produced?
11. Distinguish the difference between surface and groundwater
12. Identify manipulated variable from an experiment
13. Identify responding variable from an experiment
14. Distinguish the difference between primary and secondary succession and what is a climax community?
15. Identify a control from an experiment
16. What are pioneer species?
17. How to read a graduated cylinder?  Meniscus?
18. Which gas makes up most of the Earth’s atmosphere?
19. Distinguish the difference between alluvial fan and delta
20. Identify producer and different levels of consumers using food web and food chain.
21. What is the relationship between sustainability and variety of different organisms?
22. What are the two forces that can reduce the height of the mountains?
23. Why decomposition is important to a forest ecosystem?
24. Pollutions
25. Use dichotomous key to identify unknown organisms.
26. Distribution of the energy from different trophic level on an energy pyramid and the relative numbers of

species on each trophic level.

27. Define watershed
28. Define porosity and compare the rate of erosion and soil porosity in a watershed
29. Which two processes work together to cycle oxygen through an ecosystem?
30. What ecoregion found in Texas? (coastal prairies and marsh)
31. Distinguish abiotic and biotic factors in the ecosystem
32. Define potable
33. How to calculate a stream’s discharge?
34. What is the relationship between the rate of erosion and the amount of vegetation?

35. Define water table and what must happen for the water table to remain unchanged?

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