Biological control of pests
a. costs more money than pesticides to use
b. is toxic to use
c. is fast-acting
d. is not toxic to use
e. has never been very effective
D
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Approximately how much of the world's estimated oil and gas reserves can be found within the
sediments of the continental margins? a. One-third b. One-half c. Two-thirds d. Three-quarters
Which form of precipitation is likely to occur when a layer of warm air with temperatures above freezing overlies a subfreezing layer near the ground?
hail sleet rain snow
The circulation of the Bermuda-Azores high pressure system which influences the North Atlantic Oscillation (NAO) is
A. counterclockwise and inward. B. clockwise and outward. C. clockwise and inward. D. counterclockwise and outward.
Which of the following elements are not part of the global transnational organized crime?
A) timber B) wildlife C) counterfeit medicine D) trafficking victims E) none of the above