Beaches with very fine-grained sediments tend to be ____
A) relatively steep
B) relatively flat
C) most common along erosional coastlines
D) in areas where the coast is rapidly rising or sinking
B
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The Cordilleran mobile belt formed on what is now the east coast of North America
a. True b. False
Ozone depletion:
A) is highest over the Arctic. B) occurs in a process that consumes one chlorine atom for each molecule of ozone broken apart. C) is considered a serious problem in most developed countries. D) is slowed by chlorofluorocarbons.
Most ecologists now recognize that mature, late-successional ecosystems ____.
A. are in a state of continual disturbance and change B. are in a stable state of equilibrium C. are in natural balance with their environment D. have followed an expected path to their stable state as a climax community E. have inevitably progressed through succession and no longer face competition
Which of the following best matches the description?Founded the field of game management and wrote A Sand County Almanac.
A. industrial ecology B. Henry David Thoreau C. Aldo Leopold D. development ethic E. conservation ethic F. environmental justice G. Rachel Carson H. deep ecology I. morals J. preservation ethic K. ethics L. Ralph Waldo Emerson M. John Muir