Exam (elaborations) SCIN138 Introduction to Geology week 7 exam solved (SCIN138)

SCIN 138 SOLVED

Week 7 Exam (timed and single access)
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Part 1 of 4 - 44.0/ 48.0 Points

Question 1 of 25
4.0/ 4.0 Points
Evidence of recent climate change is found in .






A.

decreased crop yields





B.

all of the above





C.

reduction of sea ice





D.

ocean acidification

, SCIN 138 SOLVED

Question 2 of 25
0.0/ 4.0 Points
Data from the past 100 years (years 1900 - 2000 average) indicates that global temperatures have
increased approximately °C:





A. 0.1





B. 0.2





C. 0.5





D. 1.2





E. 1.5




Question 3 of 25
4.0/ 4.0 Points
The most probable cause of anthropogenic warming in the foreseeable future is the increase in
.

, SCIN 138 SOLVED





A.

carbon dioxide






B. chlorofluorocarbons





C.

sunlight





D.

ozone





E.

chlorine oxides




Question 4 of 25
4.0/ 4.0 Points
The process by which increased levels of CO2 in the atmosphere lead to enhanced growth of