Midterm_2008 - Name:_ Page 1 of 5 75 Limnology Midterm Exam...

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Name:_____________________________________________________ Page 1 of 5 Limnology Midterm Exam Biology 473 October 24, 2008 (A) Give a concise definition (1 sentence) for the following terms. (7 * 2 pts each = 14 pts) 1) Meromixis 2) Coriolis force 3) Internal seiche 4) Water residence time 5) Kettle lake 6) Langmuir circulation 7) Hydrogen sulfide 75
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Name:_____________________________________________________ Page 2 of 5 (B) Low oxygen concentrations in lakes can result in massive fish die-offs. Some of these events are called ‘winterkills’ and some are called ‘summerkills’. Describe the relevant physical, chemical, and/or biological conditions that lead to each of these events. (8 pts) (C) On the accompanying set of axes, draw the approximate relationship between the density of distilled water and temperature (for temperature between –5 ° C and 30 ° C). It should be evident where the freezing point and where the temperature of highest density are found. (5 pts) Describe two situations where temperature
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This note was uploaded on 12/07/2009 for the course BIO limnology taught by Professor Schnieder during the Spring '08 term at University of Washington.

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Midterm_2008 - Name:_ Page 1 of 5 75 Limnology Midterm Exam...

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