Examen
ENSC Final Exam | 153Q&A’s Verified
ENSC Final Exam | 153Q&A’s Verified
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ENSC Final Exam | 153Q&A’s VerifiedTest 1 Environmentalism stemming from the publication of Rachel Carson's Silent Spring
differed from earlier North American conservation perspectives by
A. Focusing on human population growth
B. Placing more emphasis on pollution problems
C. Emphasizing international problems
D. Encouraging energy efficiency
E. Emphasizing the value of natural resources - ✔✔B. Placing more emphasis on pollution
problems
Test 1 Apple recently made an environmental upgrade to their iPhones. According to the news
article presented in class, what upgrades were made and what is the end result?
A. Use of aluminum phone enclosures; reduced carbon footprint
B. Investments in hydroelectric power; reduced carbon footprint
C. Use of less mercury in the phones; reduced number of sales
D. Both A and B
E. None of the above - ✔✔D. Both A and B
Test 1 ___________ founded the Wilderness Society, authored A Sand County Almanac, and
argued for stewardship of the land.
A. John Muir
B. Rachel Carson
C. Gifford Pinchot
D. Teddy Roosevelt
E. Aldo Leopold - ✔✔E. Aldo Leopold
Test 1 Sustainable development means
,A. meeting the needs of the present without compromising the ability of future generations to
meet their needs
B. utilizing natural resources as required to provide food, clothing, and adequate housing for
the growing world population
C. continued growth only for societies that have the money to pay for the natural resources
D. All of the above
E. None of the above - ✔✔A. meeting the needs of the present without compromising the
ability of future generations to meet their needs
Test 1 Networks of interdependent components and processes with materials flowing from one
component to another are known as
A. Positive feedback loops
B. Models
C. Systems
D. Throughput
E. Ecology - ✔✔C. Systems
Test 1 Intraspecific competition is competition among _________ for resources
A. Predators and prey
B. Both plants and animals
C. Producers, consumers, and detritivores
D. Members of different species
E. Members of a single species - ✔✔E. Members of a single species
Test 1 In a commensal relationship
A. One species benefits while the other neither suffers nor benefits
B. One species benefits while the other suffers
C. Two species live together and both suffer
,D. Two species live together and neither benefits nor suffers
E. Two species live together and both benefit - ✔✔A. One species benefits while the other
neither suffers nor benefits
Test 1 "Abundance" describes the total number of _________ while "diversity" describes the
number of ___________.
A. Species in a community; individual organisms in a community
B. Organisms in a community; species in a community
C. Individuals in a niche; niches available to a given species
D. Species in a bioregion; trophic levels in a community
E. Biomes; habitats available for different species - ✔✔B. Organisms in a community; species
in a community
Test 1 Complexity in an ecological community has to do with the number of
A. Species in the population
B. Species at each trophic level
C. Genetic variations within a species
D. Primary producers available
E. Primary producers relative to the number of consumers - ✔✔B. Species at each trophic
level
Test 1 Primary succession occurs when a community develops ___________ while secondary
succession occurs when one _________.
A. Into a climax community; species replaces another
B. An replaces another; ecosystem becomes stable
C. On unoccupied ground; biological community replaces another
D. And then fails; niche changes
E. Intraspecific competition; experiences interspecific competition - ✔✔C. On unoccupied
ground; biological community replaces another
, Test 1 As a rule, near the Earth's north and south poles,
A. Diversity is high and abundance is low
B. Abundance is high and diversity is low
C. Neither abundance nor diversity is high
D. Abundance is high and diversity is low
E. Abundance and diversity are about the same - ✔✔D. Abundance is high and diversity is
low
Test 1 Which of the following is/are an example(s) of deductive reasoning?
A. I have looked at millions of swans around the world and they have all been white; therefore
all swans are white
B. All insects have six legs, these butterflies have six legs, therefore these butterflies are insects
C. I have looked at millions of swans around the world and they have all been white; however I
cannot observe each and every swan and therefore cannot conclude that all swans are white
D. All of the above
E. None of the above - ✔✔B. All insects have six legs, these butterflies have six legs,
therefore these butterflies are insects
Test 1 This year's snowpack in the Sierra Nevada Mountains is the driest it's been in the past
500 years. How did scientists reach this conclusion?
A. They measured the snowpack
B. They measured snowfall
C. They evaluated oak tree rings
D. They monitored the increase in California wildfires
E. None of the above - ✔✔C. They evaluated oak tree rings
Test 1 The distinction between an organic compound and an inorganic compound is that
organic compounds contain
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