If you drilled into an oceanic plateau, what would you most likely find?
A. large amounts of basalt derived from melting in the mantle
B. andesitic volcanoes buried by turbidity currents
C. a normal thickness of oceanic crust overlain by andesitic volcanoes
D. a thin layer of oceanic sediment over continental crust
Answer: A
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The example of the Asian Jumping carp, given in the chapter shows what damage an ________ can do to the environment
Fill in the blank(s) with correct word
Name the four regions that dominate global trade flows
What will be an ideal response?
The tragedy of the commons is an important concept related to environmental degradation and human behavior. Which of the following best describes this concept?
A. When a common disease spreads through society due to poor sanitation. B. When the self interest of individuals destroys natural resources being shared by society. C. When humans overreact to an environmental threat and then limit economic growth. D. When over population creates living conditions that lower the quality of life. E. When humans act irrationally during a large-scale natural disaster.
A threshold dose-response model
A. implies there is a dose below which no detectable harmful effects occur. B. errs on the side of safety. C. implies that each dose of a harmful substance carries a risk of causing harm. D. is useful for assessing chronic toxicity. E. assumes chemicals vary widely in their toxicity.