The dangers of widespread DDT use are largely due to two main characteristics of DDT, its
A) bioremediation and nonpersistence.
B) degradation and nonpersistence.
C) biomagnification and persistence.
D) bioremediation and persistence.
C
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The amount of solar energy intercepted at a particular area on the Earth's surface is
A) insolation. B) angle of incidence. C) convection. D) sensible heat.
Instructions: Choose one answer from each pair of selections. ADVECTION | RADIATION fog forms when the wind moves warm, moist air over a sufficiently colder surface and the moist air is cooled to its saturation point
What, according to Lewis Mumford, central tenant of modern society did Y2K threaten?
a) The fallacy of the naturalistic fallacy of scientific knowledge b) The unfinalizability of cultural change c) The quasi-religious character of our technological faith in machines d) All of the above
Commercial wheat production in Australia is concentrated in which region?
A) Central Australia B) Western Australia C) Southeastern Australia D) Northern Australia E) Northwestern Australia