NATS-101
Sect. 41, 42 Fanciful
Quiz 5 [Note: Quiz 5 will
be all M/C]
FOR M/C SELECT SINGLE
BEST ANSWER AMONG CHOICES
The quiz will cover lecture material from April 6 through
April 15 and associated readings (3/23-4/6)
___1. “Carrying capacity” (max.
population that can be sustained) is NOT dependent on which ONE of the
following?
A.
raw materials C. energy availability E. food availability
B. male:female ratio D. removal of wastes
___2. A surge (increase) of
world population was not associated with which of the following events?
A.
the tool-making revolution C.
the Industrial Revolution
B.
the agricultural revolution D.
the Black Plague
___3. Which of
the following is not a serious
reason for tropical rainforest deforestation?
A. debt repayment C.
resettlement E.
removal of invasive tree species
B. fuelwood D.
international logging
4. Which of the following terms would you use to
designate human-related activities such as mining or fossil-fuel
burning?
A. anthropomorphic B.
homomorphic C.
anthropogenic D. eutrophic E.
refugia
___5. Tropical rainforests tend to have most of their carbon
and nutrients in (1)____, whereas temperate forests
have most carbon and nutrients in
(2)____.
A.(1) litter, (2) canopy B.(1)
soils, (2) plants C. (1) plants, (2) soils D. (1) insects, (2) plants
___6.
Most of the tropical wood being harvested around the world goes to ______
A. furniture B. fuelwood C.
plywood D. sawnwood
___7. Inputs of CO2 to the atmosphere from volcanoes
are _______ CO2 emissions from fossil fuels.
A. about the same as B. much greater than C. much less than
___8. Which of the following is
NOT a mechanism whereby humans input the greenhouse gas, CO2, to the
atmosphere?
A. calcining (cement manufacture) B. fossil-fuel
burning C. land-use changes D. nuclear power plants
9. Deforestation not only
takes place in tropical rain forests, but it has taken place in non-tropical
forests as well, of which deforestation of in the 1800s is a good example.
A. Florida and the
B. Indonesia D.
___10. The highest atmospheric CO2
levels over the last 600 million years occur or occurred
________.
A.
500 million years ago B. 20,000 years ago C. now D.
1965 during above-ground nuclear testing
___11. The largest reserves of
oil on our planet are located in _________________.
A. China B. North
___12. Which of the following
would be the best example of a renewable energy resource (in terms of
the perspective of human lifetimes)?
A.
coal B. oil C.
natural gas D. ethanol/alcohol E. uranium
____13. 50% is equivalent to ______.
A. 5/5 B.
100/50 C. 1/5 D. 1/2 E. 1/10
14.
Explain the “missing sink” problem (ca. 1990s) using the following
numbers: uptake by oceans= 2.4 GtC, increase in atmospheric CO2 concentrations= 3.3 GtC, fossil-fuel input= 6.3 GtC,
and input from tropical land-use change= 2.2 GtC.
15. Explain an example of how
the nitrogen cycle might be linked to the carbon cycle.
16. Before recent
deforestation, is it fair to say that the distribution of forests (locations
and species) in
17. Are CO2 fluxes
from fossil fuels to the atmosphere really pretty small compared to fluxes to
the atmosphere from natural sources?
Explain.
18. How is the population
profile (age distribution) of the
19. Why are
tropical/equatorial rain forests important?
20. Give 2 examples of
“land-use change”.
21. What factors determine the
rate of increase (or decrease) of population?
22.
Is CO2 an air pollutant?
23. If a country has a
population of 100 million, and its population is increasing at a rate of 3.5%
per year, how long will it take to double to 200 million people?