FinalExam2008KEY

FinalExam2008KEY - Latest revision: 3/20/08, 9:17 PM Name...

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Latest revision: 3/20/08, 9:17 PM Name STUDENT ID Number FINAL EXAM KEY Winter Quarter, 2008 This exam should consist of 12 pages (including this top page); please check that your exam is complete. Sign your initials in the space provided on each page . Please write your answers only in the spaces provided on each page. The exam has a total of 184 points; allot time to each question based upon its point value, and budget your time carefully. (You might want to leave a little time at the end for checking over your answers). PLEASE USE A PEN . ONLY EXAMS WRITTEN IN PEN CAN BE SUBMITTED FOR REGRADE REQUESTS! Good luck!
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Initials:____________________________ Final Exam: March 17, 2008 Page 2 of 11 total student points on this page:______ 1) (8 pts) Many insects use particle velocity detectors to sense sound. Please explain (define) what a particle velocity sensor is, list one advantage and one disadvantage of this type of sensor, and give an example of an animal that uses this type of sensor a. A particle velocity sensory is…. a mechanosensory hair that deflects when hit by near-field sound. b. Advantage: Has inherent directionality c. Disadvantage: Does not provide volume or amplitude information d. Animal example: Mosquito, bee, fly, etc. 2) (8 pts) This question deals with the following terrestrial vertebrate groups: frogs , birds , and mammals . a. Which of these groups has the best frequency resolution? mammals b. Which has the best time resolution? Birds c. Which is the least sensitive to low amplitude sounds? Birds d. Which group contains animals that produce the highest frequencies? Mammals 3) (6 pts) We learned about several differences between the transient whales and the resident whales off the shores of British Columbia. Please list three ways in which these groups differ. Make sure you indicate, for each difference, which group possesses which characteristics. a. Residents eat mostly salmon, transients eat marine mammals b. Residents are highly vocal, transients are largely silent c. Residents live in large groups of 10-25 whales, transients live in smaller groups of 2-5 whales.
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Initials:____________________________ Final Exam: March 17, 2008 Page 3 of 11 total student points on this page:______ 4) (8 pts) The following questions refer to translational movements, rotational movements, bond vibrations, and electron rearrangements . a. Which of these types of oscillations corresponds to the lowest energy level? translational movements b. What type of electromagnetic radiation can result in bond vibrations? infrared c. What type of electromagnetic radiation can result in atoms changing their electron states? ultraviolet d. Please explain the difference between pure translational movements and pure rotational movements. In translational
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This note was uploaded on 08/19/2010 for the course BIEB BIEB 166 taught by Professor Nieh during the Winter '06 term at UCSD.

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FinalExam2008KEY - Latest revision: 3/20/08, 9:17 PM Name...

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