Autotrophs that dwell in dark caves, in wells, or on the ocean floor often depend on which of the following biogeochemical processes?
A) chemosynthesis
B) photosynthesis
C) nutrient leaching
D) nitrogen fixing
A
Environmental & Atmospheric Sciences
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Pangaea broke apart during the Triassic period
a. True b. False
Environmental & Atmospheric Sciences
Investment in improved transportation and communication systems is usually done with the intent to
A) increase economic growth. B) increase tax revenues. C) increase transportation costs. D) increase regional divides.
Environmental & Atmospheric Sciences
Which characteristic would not be used to define hazardous waste?
A. flammable B. corrosive C. chemically reactive D. toxic E. conductive
Environmental & Atmospheric Sciences
Nonconsumptive water use involves the return of water to its source after use
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences