Question 1

Placer deposits are expected in what type of rock?

Accepted Answer

A) igneous 
B) sedimentary 
C) metamorphic 
D) hydrothermal

Question 2

________ deposits form through the desiccation of marine basins or lakes.

Accepted Answer

The answer of ________ deposits form through the desiccation of...

Question 3

A(n) ________ is a resource that is currently available to be legally and economically mined.

Accepted Answer

The answer of A(n) ________ is a resource that is...

Question 4

What is the principal social impact of mining operations?

Accepted Answer

A) death of workers in mining accidents 
B) boom and bust cycles that impact local economies and social structure 
C) effects of soil and water degradation on public health 
D) crime rates among poorly paid miners

Question 5

How is biotechnology helping to reduce the environmental impacts of mining?

Accepted Answer

A) through efficient treatment of mine wastes and contaminated water 
B) plant uptake of precious metals permits mining of plants rather than rock 
C) through the use of plants that revegetate mine waste piles 
D) through better environmental regulations relating to mine waste

Question 6

Smelter emissions often cause what type of adverse environmental degradation?

Accepted Answer

A) acid mine drainage 
B) acid rain 
C) asbestos deposition 
D) global warming

Question 7

Sulfide deposits of copper and iron form through seawater circulation at ________ plate boundaries.

Accepted Answer

The answer of Sulfide deposits of copper and iron form...

Question 8

Weathering processes are primarily responsible for the concentration of what types of ore?

Accepted Answer

A) gold 
B) cadmium 
C) aluminum 
D) copper

Question 9

The R to C ratio defines time available to find a solution to resource depletion.

Accepted Answer

A) True 
 B)False

Question 10

________ mine drainage results from oxidation of sulfide-bearing deposits.

Accepted Answer

The answer of ________ mine drainage results from oxidation of...

Question 11

The ________ of a metal is a measure of its concentration necessary for profitable mining.

Accepted Answer

The answer of The ________ of a metal is a...

Question 12

What does the Fossil Trace Golf Course in Golden, Colorado, have to do with mineral resources?

Accepted Answer

A) Hazardous wastes from years of mining in the area were dumped there. 
B) It was constructed in a reclaimed limestone-clay quarry. 
C) The fossils there contain concentrations of precious metals. 
D) Mineral deposits in the rocks beneath the golf course were found to contain recoverable concentrations of zinc and iron, leading to conflict between mining and recreation.

Question 13

Environmental regulation has largely failed to reduce pollution from mining.

Accepted Answer

A) True 
 B)False

Question 14

Biotechnology may help to reduce the use of the hazardous chemical ________ in ore processing.

Accepted Answer

The answer of Biotechnology may help to reduce the use...

Question 15

A concentration of minerals that could now be legally mined at a profit is called a

Accepted Answer

A) resource 
B) reserve 
C) mineral deposit 
D) metal

Question 16

The concentration factor for gold is less than the concentration factor for copper.

Accepted Answer

A) True 
 B)False

Question 17

Because it is isolated from the land surface, groundwater is rarely contaminated by mining.

Accepted Answer

A) True 
 B)False

Question 18

Affluent nations tend to be totally reliant on domestic mineral sources.

Accepted Answer

A) True 
 B)False

Question 19

Agricultural chemicals are typically extracted from sedimentary deposits.

Accepted Answer

A) True 
 B)False

Question 20

Because of the low levels of energy involved, weathering processes rarely produce valuable mineral concentrations.

Accepted Answer

A) True 
 B)False

Exam 15: Mineral Resources and the Environment

Placer deposits are expected in what type of rock?

________ deposits form through the desiccation of marine basins or lakes.

A(n) ________ is a resource that is currently available to be legally and economically mined.

What is the principal social impact of mining operations?

How is biotechnology helping to reduce the environmental impacts of mining?

Smelter emissions often cause what type of adverse environmental degradation?

Sulfide deposits of copper and iron form through seawater circulation at ________ plate boundaries.

Weathering processes are primarily responsible for the concentration of what types of ore?

The R to C ratio defines time available to find a solution to resource depletion.

________ mine drainage results from oxidation of sulfide-bearing deposits.

The ________ of a metal is a measure of its concentration necessary for profitable mining.

What does the Fossil Trace Golf Course in Golden, Colorado, have to do with mineral resources?

Environmental regulation has largely failed to reduce pollution from mining.

Biotechnology may help to reduce the use of the hazardous chemical ________ in ore processing.

A concentration of minerals that could now be legally mined at a profit is called a

The concentration factor for gold is less than the concentration factor for copper.

Because it is isolated from the land surface, groundwater is rarely contaminated by mining.

Affluent nations tend to be totally reliant on domestic mineral sources.

Agricultural chemicals are typically extracted from sedimentary deposits.

Because of the low levels of energy involved, weathering processes rarely produce valuable mineral concentrations.