Increasing stress levels on biomes would result in all of the following except
a. massive loss of biodiversity
b. increased crop production
c. accelerated projected climate change
d. higher levels of carbon dioxide in the atmosphere
e. replacement of one biome by another
Ans: b. increased crop production
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Why do tropical coral reefs prefer high wave energy locations?
a. They are hard enough to sustain themselves during the wave action. b. They receive less sunlight in these areas. c. They become the first to obtain dissolved gases and food particles. d. They need high levels of sunlight
Contrast regional floods and flash floods
What will be an ideal response?
________ are structures built to protect shorelines and harbors from wave attack and may be attached or detached from the shoreline.
A. Breakwaters B. Cliff-armoring C. Jetties D. Seawalls
Which of the following is the only viable explanation for the documented and observable recent climate changes, including the increased average temperature of Earth's surface?
A) Changes in the Sun's brightness B) Major volcanic eruptions C) Release of human-caused emissions D) Reversed magnetic polarity E) Variations in Earth's orbit