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The pleistocene extinctions may be forthcoming c

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the Pleistocene extinctions may be forthcoming C. suggest that Martin’s, Krech’s, and White’s theories regarding the Pleistocene extinctions are all open to question D. call attention to the most controversial aspect of all the current theories regarding the Pleistocene extinctions E. provide support for White’s questioning of both Martin’s and Krech’s positions regarding the role of Paleoindians in the Pleistocene extinctions Answer: -------------------------------------------------------------------------------- Q7: Which of the following, if true, would most weaken Krech’s objections to Martin’s theory? A. Further studies showing that the climatic change that occurred at the end of the Pleistocene era was even more severe and widespread than was previously believed B. New discoveries indicating that Paleoindians made use of the small animals, plants, and insects that became extinct C. Additional evidence indicating that widespread climatic change occurred not only at the end of the Pleistocene era but also in previous and subsequent eras D. Researchers’ discoveries that many more species became extinct in North America at the end of the Pleistocene era than was previously believed E. New discoveries establishing that both the arrival of humans in North America and the wave of Pleistocene extinctions took place much earlier than 11,000 years ago Answer: ------------------------------------------------------------------------------------------------------------ Q8: Community activist: If Morganville wants to keep its central shopping district healthy, it should prevent the opening of a huge SaveAll discount department store on the outskirts of Morganville. Records from other small towns show that whenever SaveAll has opened a store outside the central shopping district of a small town, within five years the town has experienced the bankruptcies of more than a quarter of the stores in the shopping district. The answer to which of the following would be most useful for evaluating the community activist’s reasoning? A. Have community activists in other towns successfully campaigned against the opening of a SaveAll store on the outskirts of their towns? B. Do a large percentage of the residents of Morganville currently do almost all of their shopping at stores in Morganville? 17
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C. In towns with healthy central shopping districts, what proportion of the stores in those districts suffer bankruptcy during a typical five-year period? D. What proportion of the employees at the SaveAll store on the outskirts of Morganville will be drawn from Morganville? E. Do newly opened SaveAll stores ever lose money during their first five years of operation? Answer: ------------------------------------------------------------------------------------------------------------
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