Earth's oceans possess
A) about the same amount of water as is in the atmosphere.
B) fifty percent of Earth's waters.
C) most of the fresh water on Earth.
D) most of Earth's salt water, but only a tiny proportion of Earth's overall water supply.
E) ninety-seven percent of Earth's waters.
E
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The seismic moment is calculated by multiplying all but which of the following quantities together?
A. The shear strength of the rocks B. The average displacement (slip) on the fault C. The Modified Mercalli Intensity at the epicenter D. The rupture area of the fault
The Srivijaya state flourished on what is today:
A) Laos B) Thailand C) Burma D) Cambodia E) Sumatra
Which of the following is true of thermohaline circulation?
A) They are deep currents caused by differences in temperature and salinity. B) The circulation has a definitive beginning and end, at the equator and poles, respectively. C) Due to t heir depths, they carry limited volumes of water. D) They travel at greater speeds than surface currents. E) They are largely wind driven.
Roundup Ready corn is resistant to the herbicide Roundup (glyphosate). One of the greatest concerns about this transgenic Roundup Ready corn is the
A) lower yields produced by Roundup Ready corn. B) transfer of herbicide resistance to related weeds that commonly infect cornfields. C) transfer of Roundup resistance to other crops, such as soybeans. D) eventual loss of this trait from Roundup Ready corn due to hybridization.