SCIN 138 INTRODUCTION TO PHYSICAL GEOLOGY WEEK 7 EXAM [Complete solutions]
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Question 1 of 25 4.0/ 4.0 Points The process by which increased levels of CO2 in the atmosphere lead to enhanced growth of vegetation, which then removes CO2 from the atmosphere through photosynthe... sis is termed a _____. A. Milankovitch Cycle B. negative feedback C. sink D. reservoir E. positive feedback Question 2 of 25 4.0/ 4.0 Points Evidence of recent climate change is found in _____. A. all of the above B. decreased crop yields C. reduction of sea ice D. ocean acidification Question 3 of 25 4.0/ 4.0 Points To distinguish between weather and climate, many scientists use a/an _______year average of data. A. 10 B. one C. 50 D. 30 E. 100 Question 4 of 25 4.0/ 4.0 Points Past climate is best extrapolated by comparing isotopes of _____ gas. A. carbon B. argon [Show More]
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