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Unformatted text preview: . (Points: 1) Which of the following statements about the Black Sea is false? a. Because it is nearly land-locked, it exchanges little of its water with other ocean waters. b. Only the top layer (about a tenth of its average depth) contains oxygen. c. Native predators failed to regulate the Mnemiopsis population. d. The state of its ecosystem has improved after the early 1990s. e. All of the above are true. Save Answer 2. (Points: 1) Which of the following most closely exhibits or exhibited exponential growth? a. Most natural populations of voles b. Cattle egrets in Florida during the 1950s and 1960s c. Blowflies in which the adults are given unlimited supplies of liver and maggots are given a limited supply d. The pool frog in Sweden e. Both a and c Save Answer 3. (Points: 1) Which of the following most closely exhibits or exhibited logistic growth?...
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This note was uploaded on 11/13/2009 for the course PCB PCB 3044 taught by Professor Woo during the Fall '09 term at University of Central Florida.
- Fall '09