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ENSC Exam Study Guide
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ENSC Exam Study Guide__% of the world's population use __% of the world's energy sources - correct answer ✔✔20 and 60
Q) What percentage of energy consumed in the US is produced by fossil fuels? - correct answer
✔✔80.64%
1. Which of the following people is incorrectly matched with their environmental voice? - correct answer
✔✔e) John Audubon: On Walden's Pond
3. A scientist who studies a single group of animals that all belong to the same species is called - correct
answer ✔✔population ecologist
Q) The concept of peak oil is described by which type of graph? - correct answer ✔✔Hubbert Curve
most of the productive oil oil is going down energy demands
Q) What are the 2 pieces of evidence that support that we have reached the peak oil threshold? - correct
answer ✔✔The rate of discovery of new oil reserves has slowed and will continue to do so
Average annual gas prices have continued to rise
Q) Which of the following is an objective described by the US Energy Policy? - correct answer ✔✔a)
Increase energy efficiency and conservation
d) Develop alternative energy sources
b) Secure fossil fuel energy supplies
e) Meet these objectives without further damage to the environment
"Sediment deposited over remains of microscopic aquatic organisms, Heat (T>100°C), pressure and time
turned them into hydrocarbons" - correct answer ✔✔Natural Gas
Q) Burning coal releases what into the atmosphere? - correct answer ✔✔mercury NOx (Nitrogen Oxides)
Aerosols Sulfur oxide and carbon dioxide
, 4. Mycorrhizae help plants: - correct answer ✔✔a) to absorb water
Sahara Desert, Tropical rain forest, Arctic Tundra, Evergreen Forest - correct answer ✔✔
6. Which of the following is an area where secondary succession would occur? - correct answer ✔✔b) a
clear-cut area c) an abandoned field
7. How did the discovery of genetic mutation contribute to the modern synthesis of evolution? - correct
answer ✔✔c) it provided a mechanism by which genetic variation could be generated
Why is mercury found in high levels in the top carnivores? - correct answer ✔✔Mercury from burning
coal reaches aquatic ecosystems, where it becomes methyl mercury and bioaccumulates through the
food web.
21. Many major U.S. cities face similar problems. They include all of the following except: - correct
answer ✔✔Funding
20. __________ is an excellent example of a city with rapid spread of urban sprawl while_________ is a
good example of a city that avoided the problem of suburban sprawl. - correct answer ✔✔d) The
Greater Atlanta area, GA / Curitiba, Brazil
21. Many major U.S. cities face similar problems. They include all of the following - correct answer ✔✔a)
traffic congestion b) suburban sprawl c) urban renewal forcing the poor out of neighborhoods d)
compact development
18. "The poor stay poor, not because they're lazy but because they have no access to capital."milton -
correct answer ✔✔e) microcredit
Q) Rank These Regions by oil reserves
a) North America
B)Persian Gulf
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