Exam 1 - Biogeography of the Global Garden...

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Biogeography of the Global Garden Name________KEY________ Geog 1403 TA Name ________________ Exam 1—Spring 2010—20 points Lab Section ______________ Part I: Multiple Choice—Select the best answer and write the letter on the line (one point each) 1. __D___ An “area volume” map may be used to portray __________. A) the distribution of a species B) taxonomic diversity C) how the density of an organism decreases over space from a source region D) all of the above 2. __A___ A point (dot) map with graduated (different sized) circles is the most appropriate map type for portrayal of organism ____________. A) quantity B) contours C) migration rates and paths D) function 3. __B___ Sagebrush ( Artemesia tridentata ), a plant that can tolerate droughty, unfertile soils in the intermontane West of the United States, is an example of which of the “ways to characterize biota” that we discussed in class? A) Levels of diversity B) Adaptations to special sites C) Biomes D) Differences in rates of function 4. __D___ According to the global fossil (paleontological) record discussed in class and shown in the textbook in Figure 1.3, which of the following statements is false ? A) The total number of families on Earth is less today than 600 million years ago. B) The fossil record shows that continental (land) organisms developed earlier than marine (ocean) organisms. C) The rate of origin (evolution) of new families of organisms was constant over 600 million years. D) All of the above 5. __C___ The ____________ model of vegetation change assumes that many factors (including chance, characteristics of certain species, availability of seeds) influence what plant species will
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