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Unformatted text preview: 2H03 Quiz 3 "Reduced calcification in modern Southern Ocean planktonic foraminifera", by Moy and colleagues (2009). 1. The authors have reconstructed a 50 000-year-long record of changes in foraminaferal shell weight, by using a marine sediment core. Where in this core did they find the most recent foraminifera? Student Response Correct Answer A. In the middle B. At the bottom C. At the top Score: 1/1 2. According to the authors, how much of the anthropogenic carbon dioxide found in the worlds oceans is stored in the Southern Ocean? Score: 1/1 3. According to the authors, can comparisons of the water column be used alone to detect changes in the state of the ocean, prior to the Industrial Revolution? Score: 1/1 4. The authors have focused their attention on calcification rates of Globirena bulloides because it is an extant...
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- Fall '08