This is the short answer part of the exam. Use your slides/study guides to learn first and then answer the questions in your own words.
1. List two reasons why life survived on earth. (2 pts)
2. Define an ecosystem and describe the specific components of an ecosystem that is located where you live. (1+ 2pts)
3. Define environmental sustainability. Discuss two reasons why experts in environmental science think that the human population is not operating sustainably. (1 + 2 pts)
4. Define trophic level. What is the role of an autotroph and decomposer in a food chain? (1+ 2 pts)
5. Explain the pyramids of energy including its limitation. 3 pts
6. Why is biodiversity important? (Include three different reasons) 3 pts
7. What is an ecosystem service? List an example of each category of ecosystem services. (1 + 2 pts)
8. What is an endangered species? Name one local endangered species. Why some species are more vulnerable to become an endangered species (include two reasons)? (1+ 1+2 pts)
9. List two reasons why biodiversity is decreasing? 2 pts
10. Julie and Mark have a one-year old son, Kliff. Based on an advertisement, they purchase a subscription to online streaming of “Baby Smart: Guaranteed!” The advertisement claims the product will speed up intellectual development, but fails to describe or reference any supporting studies. How would a friend identify the issue with the product claim and explain how this violates the scientific process? (4) pts
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