F11 prelim1 KEY


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Unformatted text preview: BioEE 1780 YOUR NAME __________________________________ PLEASE PRINT CLEARLY Midterm I – October 3, 2011 • Do not open the exam until we announce that you can start. • Be sure to print your name on this page and on all written-answer pages. The rest of the exam totals to 90 points — you get 10 ‘free’ points if your name is written legibly above AND on pages 4 and 6. • This exam includes 12 multiple-choice questions and 4 written-answer or problem-solving questions. IMPORTANT: answer all 16 questions. • Questions 13-16 are each meant to be answered in no more than a short paragraph each. You may use only the space provided for your written answers. It is essential to plan your responses before answering, as well-thought-out, concise responses will score much higher than rambling answers that include tangential or irrelevant information. Remember: answer the specific question being asked, don’t just write down everything you know on the topic. • You must record your multiple-choice answers on the separate scantron sheet using a #2 pencil. Pages 2-3 here will not be seen by the graders. • You may use pen or pencil for the written questions (questions 13-16). However, we will accept regrade requests on these questions only if your answers are written in non-erasable pen. • Be sure to sign the academic integrity contract below: ACADEMIC INTEGRITY I, ____________________________agree to abide by the Cornell University Code of Academic Integrity in completing this exam. I am aware that the Code of Academic Integrity specifies that all answers must be my own work based on my own knowledge of the course content. MULTIPLE CHOICE QUESTIONS 1-12 Use a number 2 pencil to bubble in your name [Last Name_ space_ First Name] on scantron answer sheet Use a number 2 pencil to bubble in your answer choices on your scantron answer sheet. We recommend that you also mark your answer choices onto your exam question pages. All multiple choice questions are worth 3 points each. Before you turn in your exam: (1) check that your name is above and on pages 4 and 6 (2) double-check that you have transferred your MC answers correctly to the scantron sheet (3) double check that you have filled in your name correctly on the scantron sheet (4) answer ALL FOUR questions 13-16 For grading __10?__ _______ _______ _______ _______ _______ exam total: ___________ use only name mc 13 14 15 16 /100 pts 2 1. Why are vestigial structures often cited as one line of evidence for evolution? a) vestigial structures are more likely to be preserved as fossils b) vestigial structures can be viewed as remnants of traits that were fully functional in an ancestral lineage c) vestigial structures are only present at the molecular (DNA; genome) level d) vestigial structures are most commonly seen in extinct species e) all of the statements above are valid reasons why vestigial structures are evidence of evolution 2. Which of the following statements is TRUE: a) Natural selection acts on populations, but its consequences are obvious only on the long time-...
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This note was uploaded on 01/01/2012 for the course BIOEE 1780 taught by Professor Harrison during the Fall '10 term at Cornell.

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