EcolEEB100F11AKey

EcolEEB100F11AKey - EEB 100 Fall 11 Name & ID_KEY_...

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EEB 100 Fall 11 KEY ___________________ Version A Don’t open your exam until instructed to. Write your name and student number on every page of the test before handing in the test (you will lose 10 points if you don’t!). Answer questions in space provided below each question. Do not write on the back. Only answers on the front side of pages will be graded. NO EXCEPTIONS. If you must cross something out and run out of room to answer the question in the space provided, you must request another blank exam page. Turn off all electronic devices and put them away. They are not to be out on desks or in pockets. If you need to use the restroom, turn in your exam to a TA. Only one student may leave the room at a time. You may not leave the room with any electronic devices. Turn in your notes page with your exam. Good luck! I hereby certify that I have neither given nor received any aid on this exam, and that I have read and understand the instructions above. Sign your name here:_____________________________________
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EEB 100 Fall 11 KEY ___________________ PUT YOUR NAME ON EVERY PAGE OF THE EXAM BEFORE STARTING. Exam is 201 pts total Multiple Choice. 4 pts each. 1. In the Petren et al (1996) paper on gecko competition, what type of competition is occurring between the species? a. Interference competition b. Preemptive competition c. Exploitation competition 2. Which of the following does NOT contribute to the rainy climate patterns that help support deciduous forests in the Southeastern US? a. The Gulf of Mexico is immediately to the south b. Global circulation cells cause warm moist air to sink at that latitude c. It is too far from the Rockies to be in its rain shadow d. It is coastal 3. If the earth stopped spinning on its axis, which of the following processes would be most greatly affected? a. Coastal Upwelling b. Seasons c. The formation of deserts at 30 degrees latitude d. Cooling of coastlines by the ocean For the following questions, mark A if it is true and B if it is false. You’re working on a conservation project that involves an endangered owl and its prey, a endangered kangaroo mouse. One of your goals is to stabilize the predator-prey interaction between the two. Consider the following statements and circle the letter indicating whether it would stabilize (A), destabilize (B), or have no effect (C) on the predator-prey interaction 4. Creating more shelters for the prey (A) 5. A minimum population density for reproduction in the owls. (B) 6. The population size of kangaroo rats is also limited by seed availability (A) 7. The owls can only eat, at most, one mouse per day (B) 8. In Lubchenco’s experiment on snail grazing in tidepools, the lowest algal cover occurred at a. High snail density b. Low snail density c. Intermediate snail density d. High and low snail density e. The algal cover did not change
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EEB 100 Fall 11 KEY ___________________ 9.
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EcolEEB100F11AKey - EEB 100 Fall 11 Name & ID_KEY_...

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