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Environmental Sciences Quiz 190 (20 MCQs)

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1. What triggered a chain of events that eventually cause the dinosaurs to become extinct?
2. What are the statues of Easter Island called?
3. One species benefits from its relationship with another species for whom the relationship does no harm nor good. This relationship is best described as
4. Hydropower uses ..... to turn turbines that run generators.
5. What part of the United States gets the most acid rain?
6. An area of permeable layer of rock or soil that holds a large amount of water in the saturated zone is called what?
7. Specialised field of ecology connected with conservation and economic exploitation of organisms is called:
8. Earth's thin outer layer is the
9. Places where an organism usually lives are referred to as:
10. A relationship between two species in which one species, the parasite, benefits from the other species, the host, which is harmed
11. Which is a RENEWABLE resource?
12. What is a common trait of animals?
13. Which number represents the epicenter of an earthquake?
14. A process by which infrared radiation is absorbed and reradiated near the Earth
15. How does species diversity help maintain the health of ecosystems?
16. Sunlight may be blocked by which of the following in a pond?
17. Law trying to prevent brownfields
18. The greatest cause of biodiversity loss today is
19. A consumer that eats only producers .....
20. One theory states that by the year 14000, the axis of Earth will point toward the starVega. This is due to the very slow wobble of the axis of Earth. Which change is MOST likely to occur because of the movement of the axis?
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