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Exam 1 - BIOL 104 Exam 1 Name Section 11:00 am 12:00...

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BIOL 104 Exam 1 (9/22/09) Name __________________________________ Section: 11:00 am 12:00 pm (please print) (please circle) A - 1 READ THIS FIRST! Please clear your desk of everything except for #2 pencils, erasers, your student ID, the exam, and the scantron form. If you have a question, please remain in your seat and raise your hand. Dr. Shornick will come to you to answer your question. All cell phones and other electronic devices must be put away. Use of these devices will be considered a violation of academic integrity. If you are observed communicating with another student during the exam, or if your eyes are observed wandering in the direction of another student's exam, these behaviors will be noted, and your exam grade will be in jeopardy. Academic honesty is taken seriously by the College of Arts and Sciences. Faculty members are required to report probable violations of academic integrity to their department chairs and to the Dean's office. All questions on this exam are in multiple-choice format. For each question, select the answer that BEST answers the question or completes the statement. Record your answer on the scantron sheet. Only the answers that are recorded on the scantron sheet will be considered. You will not receive credit for anything you write on the exam itself. When you are finished, you will hand in both the printed exam and your Scantron form and show your student ID. MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. 1. How does a scientific theory differ from a scientific hypothesis? A) A hypothesis is an explanation for a very general phenomenon; theories treat more specific issues. B) A theory is an explanation for a very general phenomenon or observation; hypotheses treat more specific observations. C) There is no difference-the terms are interchangeable. 2. Bacteria and Archaea are prokaryotes, while Eukarya are eukaryotes. On the tree below, choose the letter by the branch where the structure of the nucleus originated. A) A B) B C) C D) D 3. How does artificial selection differ from natural selection?
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BIOL 104 Exam 1 (9/22/09) Name __________________________________ Section: 11:00 am 12:00 pm (please print) (please circle) A - 2 4. Environments all over the world are changing as a result of global warming. Will this cause natural selection to occur? A) No. The only change will be that species from hot environments will expand their ranges. B) Yes. Traits that help individuals produce more offspring in warmer environments will increase in frequency. C) No. The environment is always changing. Global warming is nothing new.
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