Which of the following statements regarding mineral resources is false?
a. Mineral resources occur only in particular places.
b. Mineral resources form due to unique geologic conditions.
c. Mineral resources are nearly inexhaustible.
d. Mineral resource exploitation has environmental consequences.
e. Mineral resource exploitation requires a long-term investment.
Q. 2 -
Why is crushed limestone used in the remediation of sulfide waste rock?
a. The limestone forms a highly impermeable barrier.
b. The limestone neutralizes the acid that forms.
c. The limestone converts to marble and can be sold.
d. Native grasses and plants grow directly out of the limestone.
e. The sulfide waste rock will oxidize into limestone.
Q. 3 -
Judge the following sentence according to the criteria given below: Economically exploitable deposits
of aluminum are restricted to a few highly localized geological sites BECAUSE bauxite only forms
when volcanic activity vents fluids to the surface as black smokers.
a. The assertion and the reason are both correct, and the reason is valid.
b. The assertion and the reason are both correct, but the reason is invalid.
c. The assertion is correct, but the reason is incorrect.
d. The assertion is incorrect, but the reason is correct.
e. Both the assertion and the reason are incorrec
Q. 4 -
What is the name given to broken fragments of waste rock removed during mining operations?
a. till
b. drift
c. regolith
d. spoil
e. talus
Q. 5 -
What is an EIR?
a. Extraordinary Igneous Resource
b. Engineering Industry Report
c. Environmental Impact Report
d. Extractable Industrial Resource
e. Environmentally Irreversible
Q. 6 -
Under which act or law was the EPA's superfund developed for cleanup of the worst toxic or
hazardous waste sites?
a. The General Mining Law of 1872
b. CERCLA
c. SMCRA
d. NEPA
e. BLM
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