Midyear Exam Overall Review!

1. Midyear Exam Overall Review!

2. Chapter 1- Introducing Environmental Science and Sustainability • The World Bank estimates that________ of the world’s population lives in extreme poverty. • a) hardly any • b) nearly half • c) most • d) nearly all

3. How many people are on Earth now? • a) 1 billion • b) 2 billion • c) 7 billion • d) 9 billion • e) 100 million billion kagillion

4. Which is a non-renewable resource? • a) oil • b) soil • c) fresh water • d) wind

5. What is this?

6. Chapter 2: Environmental Laws, Economics, and Ethics Who are they and what did they do (environment-wise)?

7. Chapter 3: Ecosystems and Energy • Where does energy go once it has been used? • a) it is destroyed • b) it ceases to exist • c) it dissipates as low grade heat into the Universe • d) it is used indefinitely • e) it is recycled as new stars

8. Chapter 4: Ecosystems and Living Organisms • The following relationships are: • humans + mosquitos • humans + pigeons • Humans + dogs • a) mutual • b) commensual • c) parasitic

9. A keystone species fills a niche that is • a) most abundant • b) most irreplaceable • c) most resilient • d) most irrelevant

10. Chapter 5: Ecosystems and the Physical Environment • Which of the following IS NOT one of the five main biogeochemical cycles of matter? • a) carbon • b) nitrogen • c) phosphorous • d) iron • e) sulfur • f) water

11. In which level of the atmosphere do we experience our weather? • a) Troposphere • b) Stratosphere • c) Mesosphere • d) Thermosphere

12. Chapter 6: Major Ecosystems of the World • A terrestrial biome is defined primarily by: • a) temperature • b) moisture • c) light • d) a and b. • e) all of the above

13. What is it?

14. What determines the seasons here?

15. Chapter 7: Human Health and Environmental Toxicology • Predators at the top of the food chain are susceptible to ________ of a toxin • a) metabolism • b) solubilization • c) biomagnification • d) excretion • e) all of the above

16. What determines the threshold level?

17. Infants and children can be more sensitive to environmental pollution because • a) They weigh less • b) They can have higher exposure to pesticide treated soil and vegetation • c) They tend to put things in their mouths • d) They are still developing • e) all of the above

18. Chapter 8: Population Change • When a population exceeds the carrying capacity, it • a) may suddenly crash to a low level • b) will grow exponentially • c) will level off • d) all of the above

19. Are following characteristics of an r or a K adapted species? • Small size • Few offspring • Much parental care of the young • Living in stable environments

20. Chapter 9: The Problems of Overpopulation What is the lesson seen by this data?

21. Chapter 10: The Urban World Where could this picture have been taken? Why?

22. Urban ecologists use four variables (acronym POET) to study urban trends and patterns. Population, Organization, Environment: What does the T stand for? • a) Transportation • b) Territory • c) Technology • d) Terrain

23. Which of the following is a characteristic of an ideal sustainable city? • a) automobile-centered • b) plenty of pavement • c) low levels of energy consumption • d) very spread out • e) all of the above