Question at position 2 The main reason that wolves were exterminated from much of their habitat is that wolvesThe main reason that wolves were exterminated from much of their habitat is that wolvesFrequently attack humansAre detrimental to the healthy functioning of ecosystemsThreaten livestock and the livelihood of ranchingHave valuable fur单项选择题
A
Frequently attack humans
B
Are detrimental to the healthy functioning of ecosystems
C
Threaten livestock and the livelihood of ranching
D
Have valuable fur

Question

Question at position 2 The main reason that wolves were exterminated from much of their habitat is that wolvesThe main reason that wolves were exterminated from much of their habitat is that wolvesFrequently attack humansAre detrimental to the healthy functioning of ecosystemsThreaten livestock and the livelihood of ranchingHave valuable fur单项选择题

A

Frequently attack humans

B

Are detrimental to the healthy functioning of ecosystems

C

Threaten livestock and the livelihood of ranching

D

Have valuable fur

BlackTom AI · Accepted Answer

The question asks why wolves were exterminated from much of their habitat, presenting four possible statements to evaluate.
Option 1: 'Frequently attack humans' — While wolf attacks on humans can occur in some contexts, this has not been the main historical reason for large-scale extermination. In most human-wildlife conflict scenarios, economic and social factors weigh more heavily than isolated predation risks to humans.
Option 2: 'Are detrimental to the healthy functioning of ecosystems' — This claim is contrary to the consensus in ecology, which generally views wolves as keystone predators that can positively influence ecosystem balance through trophic cascades. Therefore, portraying wolves as detractors from ecosystem health misstates their ecological role.
Option 3: 'Threaten livestock and the livelihood of ranching' — This option aligns with the historical pattern of predator control: wolves were persecuted primarily to protect livestock and human economic interests, leading to widespread extermination in many regions. The central motive here is economic loss due to predation, which governments and communities often address through eradication efforts.
Option 4: 'Have valuable fur' — Although wolves may have been hunted for fur in some contexts, fur value was not the principal driver cited for large-scale habitat extermination compared with the more pressing concern of protecting livestock and ranching livelihoods.
In sum, the most convincing and historically supported motive centers on economic impact on ranching and livestock, rather than human safety, ecological myth, or fur value. The other statements either misrepresent wolves’ ecological role, overstate risks to humans, or attribute primary importance to fur without matching historical extermination drivers.

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