生物学 TPO22-L3 Pleistocene rewilding

TPO22-L3

Pleistocene rewilding



 

  1. What is the lecture mainly about?
  • A. A proposal to identify all the animals that became extinct during the Pleistocene epoch
  • B. A strategy for reintroducing native plants to an ecosystem
  • C. A process for identifying alternative habitats for large animals
  • D. A proposal to re-create features of ecosystems of the Pleistocene epoch

 

  1. According to the professor, what are the TWO main goals of Pleistocene rewilding?
    [CHOOSE 2 ANSWERS]
  • A. To restore some evolutionary processes that ended during the Pleistocene epoch
  • B. To help prevent the extinction of certain species of megafauna
  • C. To increase populations of native animal species in the western United States
  • D. To create a living laboratory where animal interactions can be observed

 

  1. According to the professor, how did the American cheetah influence the pronghorn antelope during the Pleistocene epoch?
  • A. The cheetah prevented the antelope’s population from growing too large.
  • B. The cheetah was a factor in the development of the antelope’s speed.
  • C. The cheetah dispersed the seeds of plants that the antelope needed to survive.
  • D. The cheetah caused the antelope to migrate out of the western United States.

 

  1. What point does the professor make when she discusses the maclura tree?
  • A. The feeding habits of large animals could help revive some diminishing plant species.
  • B. The climate has changed in North America since the Pleistocene epoch.
  • C. Mass extinctions of animals are generally preceded by mass extinctions of plants.
  • D. The maclura tree has changed very little since the Ice Age.

 

  1. Why does the professor say that plants and small animals have continued to evolve since the Pleistocene?
  • A. To indicate why the western United States is well suited for Pleistocene rewilding
  • B. To suggest a way to balance an ecosystem using Pleistocene rewilding
  • C. To identify a potential problem with the Pleistocene rewilding concept
  • D. To explain how the idea for Pleistocene rewilding came about

 

  1. What does the professor mean when she says this: 🎧
  • A. Pleistocene rewilding has been tried before without success.
  • B. Pleistocene rewilding should be tried with just a few species.
  • C. Pleistocene rewilding has already been thoroughly researched.
  • D. Pleistocene rewilding is another form of human interference.


答案:
D AB B A C D

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