BSC 340 EXAM 1 Questions with Correct Solutions
Question:
1. Group of organisms of the same species occupying a defined area during a specific time
Answer:
population
Question:
2. What was the conflict over Hetch Hetchy about?
Answer:
creating a reservoir for municipal water
Question:
3. What are some examples of natural resources?
Answer:
wildlife, fisheries, forestry, and range land
Question:
4. What is the Utilitarian approach?
Answer:
-humans separate from nature -exploitation of valuable species for human benefit -larger
populations of desirable species, smaller populations of undesirable species
Question:
5. How did European presence change habitat structure?
Answer:
-fence property -forest cleared for farming, fuel, timber
Question:
6. What was the intense exploitation made by Europeans?
Answer:
-export resources to Europe -little incentive for conservation -furbearers, fish, trees -market
hunting
Question:
7. How was the community composition changed by European presence?
,Answer:
-exotic species introduced -create single-species stands
Question:
8. The Passenger Pigeon lived where?
Answer:
in deciduous forests of NE America
Question:
9. What was the utilitarian approach to natural resource conservation?
Answer:
use resources to benefit people
Question:
10. Seals were harvested at a high rate after European colonization. This is an example of:
Answer:
intense exploitation
Question:
11. Non-native herbivores were introduced after European colonization. This is an example
of:
Answer:
change in community composition
Question:
12. This kind of hunting led to intense exploitation and, in some cases, extinction was:
Answer:
market hunting
Question:
13. The passenger pigeon ___________________.
Answer:
went extinct
Question:
14. Select the practices that were used by indigenous communities
, Answer:
-use fire to clear underbrush -use fire to encourage the growth of useful plant and animal
populations -use fire to discourage plant diseases and pests -create a diverse combination of
vegetation types on the landscape
Question:
15. Interactions between marine ecosystems and commercial fishers:
Answer:
coupled human and natural system
Question:
16. Indigenous depopulation opened opportunities for colonial settlements, creating
opportunities for more disease outbreaks
Answer:
Positive feedback loop
Question:
17. Effects of initial change are damped out by subsequent changes, with the result that the
system reverts to its original condition
Answer:
Negative feedback loop
Question:
18. CO2 concentrations in the atmosphere reach a level leading to a sudden transition
between alternate regimes in an ecosystem
Answer:
Tipping point
Question:
19. National forests were primarily established to
Answer:
manage timber production
Question:
20. What happened to Hetch Hetchy?
Answer:
a dam was built to create a reservoir for water and power generation
Question:
1. Group of organisms of the same species occupying a defined area during a specific time
Answer:
population
Question:
2. What was the conflict over Hetch Hetchy about?
Answer:
creating a reservoir for municipal water
Question:
3. What are some examples of natural resources?
Answer:
wildlife, fisheries, forestry, and range land
Question:
4. What is the Utilitarian approach?
Answer:
-humans separate from nature -exploitation of valuable species for human benefit -larger
populations of desirable species, smaller populations of undesirable species
Question:
5. How did European presence change habitat structure?
Answer:
-fence property -forest cleared for farming, fuel, timber
Question:
6. What was the intense exploitation made by Europeans?
Answer:
-export resources to Europe -little incentive for conservation -furbearers, fish, trees -market
hunting
Question:
7. How was the community composition changed by European presence?
,Answer:
-exotic species introduced -create single-species stands
Question:
8. The Passenger Pigeon lived where?
Answer:
in deciduous forests of NE America
Question:
9. What was the utilitarian approach to natural resource conservation?
Answer:
use resources to benefit people
Question:
10. Seals were harvested at a high rate after European colonization. This is an example of:
Answer:
intense exploitation
Question:
11. Non-native herbivores were introduced after European colonization. This is an example
of:
Answer:
change in community composition
Question:
12. This kind of hunting led to intense exploitation and, in some cases, extinction was:
Answer:
market hunting
Question:
13. The passenger pigeon ___________________.
Answer:
went extinct
Question:
14. Select the practices that were used by indigenous communities
, Answer:
-use fire to clear underbrush -use fire to encourage the growth of useful plant and animal
populations -use fire to discourage plant diseases and pests -create a diverse combination of
vegetation types on the landscape
Question:
15. Interactions between marine ecosystems and commercial fishers:
Answer:
coupled human and natural system
Question:
16. Indigenous depopulation opened opportunities for colonial settlements, creating
opportunities for more disease outbreaks
Answer:
Positive feedback loop
Question:
17. Effects of initial change are damped out by subsequent changes, with the result that the
system reverts to its original condition
Answer:
Negative feedback loop
Question:
18. CO2 concentrations in the atmosphere reach a level leading to a sudden transition
between alternate regimes in an ecosystem
Answer:
Tipping point
Question:
19. National forests were primarily established to
Answer:
manage timber production
Question:
20. What happened to Hetch Hetchy?
Answer:
a dam was built to create a reservoir for water and power generation
