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ENVS 1126 Questions, Answers, Rationales
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ENVS 1126 Questions, Answers, Rationales ENVS 1126 Questions, Answers, Rationales
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ENVS 1126Study online at https://quizlet.com/_f7i4aq
1. chapter 6 : In the United States today, the principal use dental fillings
of mercury is
2. chapter 6 : Which one of the following is not an exam- buffalo
ple of a species that has become invasive?
3. chapter 3 : Nitrogen-fixing organisms convert which nitrogen gas (N2)
one of the following forms of nitrogen into a form that
can be used by all photosynthetic organisms?
4. chapter 1 : Of the CO2 that has been emitted to the 25
atmosphere as a result of human activities since the
start of the industrial revolution, approximately what
percentage is currently in the ocean?
5. chapter 4 : Which one of the following is not an exam- Cattle egret
ple of a parasite?
6. chapter 5 : The value of the ecosystem services pro- $40 trillion
vided by natural ecosystems has been estimated to
be about ___________ .
7. chapter 4 : Amensalism is an example of Symbiosis
8. chapter 1 : The 1854 cholera outbreak near Broad The handle was
Street in London came to an end when removed from
the Broad Street
pump
9. chapter 3 : A bag of fertilizer is labeled 12-20-15. This cannot tell
label tells you that the percentage of organic matter in
the fertilizer is
10. chapter 1 : In which one of the following countries is United States
life expectancy the lowest?
11. chapter 2 : The solution to the corn blight of 1970 in the china
United States was to import corn from _____________
that was immune to the fungus that was causing the
blight.
, ENVS 1126
Study online at https://quizlet.com/_f7i4aq
12. chapter 7 : Which of the following kinds of property open access
rights are associated with the Tragedy of the Com-
mons?
13. chapter 4 : A population is growing exponentially with 400
a doubling time of 20 years. If the size of the popula-
tion now is 100, what will be the size of the population
40 years from now?
14. chapter 5 : Terrestrial biomes are groups of ecosys- plants and climate
tems characterized by similar types of
15. chapter 1 : The human population currently numbers 8 billion
about _________.
16. chapter 7 : Which of the following is the environmen- Shelter-wood cut-
tally preferred form of silviculture? ting and selective
cutting
17. chapter 3 : The gradual decrease of global average Aerosols emitted
temperatures from 1940 to 1980 was caused by by coal-burning
power plants
18. chapter 6 : Current rates of extinction of species are 100 to 1000
estimated to be roughly ___________ rates of extinc-
tion prior to the Anthropocene.
19. chapter 3: Ecologist Eckhard wants to stop the algal remove all the car-
blooms in City Park Lake by reducing the inputs of bon dioxide from
essential nutrients to the lake from stormwater runoff. the stormwater
Which one of the following strategies would have the runoff
least effect on the algal blooms?
20. chapter 7 : Which one of the following is not an exam- Fish are caught
ple of consumptive use? and sold on the in-
ternational market
21. chapter 1 : Capture fisheries is an example of which provisioning
one of the following kinds of ecosystem services?
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