BIOC61H3 Lecture : Untitled document (10)
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Question 292 pts
Which of the below are arguments for the preservation of biodiversity from the perspective of environmental ethics?
SELECT ALL THAT APPLY (You may need to select more than one answer)
Biodiversity must be preserved because of its direct use value |
Biodiversity must be preserved because species have intrinsic value |
The preservation of biodiversity is proper stewardship of the earth |
None of these |
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Question 302 pts
Which of the following is a consequence of biological magnification (biomagnification)?
Toxic chemicals in the environment pose greater risk to top-level predators than to primary consumers. |
The amount of biomass in the producer level of an ecosystem decreases if the producer turnover time increases. |
Populations of top-level predators are generally smaller than populations of primary consumers. |
Only a small portion of the energy captured by producers is transferred to consumers. |
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Question 312 pts
Which of the below can reduce the quality of habitat fragments for species that typically occur deep in the forest?
SELECT ALL THAT APPLY (You may need to select more than one answer)
Decreased levels of humidity |
Increased levels of wind |
None of these |
The presence of housecats |
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Question 322 pts
Hannah et al. (2002) concluded that______________
SELECT ALL THAT APPLY (You may need to select more than one answer)
The Kyoto Protocol is likely to halt the increase in CO2 emissions |
Conservationists must become active in the debate over climate change |
Shifting ranges of species due to climate change will require international cooperation to conserve |
None of these |
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Question 332 pts
What does it mean when we say that conservation biology is a normative discipline?
It argues that extinctions are not natural, and should always be prevented |
None of these |
It's a discipline that is neutral to the question of whether biodiversity should be preserved |
It's a discipline that embraces particular values |
Will rate when all are answered.
Speciation andextinction Speciation andimmigration Emigration andextinction |
invasive species captive breeding centers(zoos and botanical gardens) worldwide known species in theworld |
food security crop rotation evolution |
an increase in the numberof pathogens increases in limitingfactors it must deal with decreased competitionfrom other organisms |
biodiversity genedifferentiation heterogeneousdevelopment |
Taxonomists Geneticists Environmentalists |
animals insects birds |
classify areas fordifferent types of development and land use encourage rural practicesin downtown areas without clashing with current use run city governments likethe federal government |
reserve design plan SLOSS dilemma conservation/reservationargument |
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