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Thomson Nelson > Higher Education > Our Environment, Second Edition > Test Yourself > 

Chapter 10: Mining

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1. Approximately what percentage of Canada’ s mineral and metal production is exported?
50
60
70
80

2. The high tax earnings from the sale of gold and alcohol prompted the federal government to make the Yukon a separate territory. In which year did it become a separate territory?
1627
1776
1898
1924

3. The initial stages of one-industry towns are often regarded as their best times because:
the workers pay less taxes
the incomes are relatively higher
the towns are well served with road networks
all of the above

4. Which of the following statements is NOT true about the newly discovered Panada open-pit mine at Lac de Gras?
It is part of Ekati diamond-mining complex
Less than half of the employees will be northern residents
It is expected to increase the Canadian GDP by $6.2 billion over the period of its operation
It opened in 1998

5. How many stages of sequence development do mining operations follow?
4
5
6
7

6. Which of the following mining company’ s operation did former U.S. President Clinton stop in 1996 as a result of its threat to the Yellowstone National Park ecosystem?
Crown Butle Mines
Cheviot Mine
New World Mine
Conrad Black

7. After the closure of mines, most communities become shantytowns because the residents migrate to find jobs. After the closure of its uranium mine in 1996, which of the following communities promoted itself as international centre for research on tailing management?
Chemainus, B.C.
Flin Flon, Man.
Barkeville, B.C.
Elliot Lake, Ont.

8.Which of the following is NOT true about rehabilitation policy on mines in Canada?
Rehabilitation should take place over a short period of time
Rehabilitation reports should be prepared
Rehabilitation areas should be monitored for identification of land use changes
All of the above

9. Which of the following were financed by the Canadian mining industry and federal and provincial government agencies in order to research and develop technologies that would prevent environmental problems caused by acid mine drainage?
Natural Resources Canada
Environment Canada
Mine Environmental Neutral Drainage Program
Indian and Northern Affairs

10. Which country has instituted the extended producer responsibility (EPR) policy as a way of making producers of metals responsible for recycling them after the consumers have used them?
Russia
Germany
Canada
United States

11. Which of the following construction materials are associated with the mining industry?
Concrete, bricks, and tiles
Structural steel beams and fitting
Power tools
Wires and pipes
All of the above

12. Which of the following are beneficial changes that the mining industry should pursue?
Research and development to upgrade mining efficiency
Application of new environmental technologies
Rehabilitation of mined-out areas
All of the above

13. The non-useful materials removed from a mill after recoverable minerals have been extracted are called:
Scrap metal
Tailings
Residuals
Overburden

14. The layers of rock and soil that are removed to extract mineral deposits are called:
Slag
Tailings
Overburden
Residuals

15. Modern technologies have allowed the mining industry to use current options such as:
Mining without disturbing the ground
Long-distance commuting to remote areas
Allowing the public to mine their own minerals
Commercial mining in space

16. Which phase of mining typically has the lowest impact?
Extraction
Milling
Exploration
Smelting

17. Which of the following is not a basic feature of an E.I.S. concerning mining?
An analysis of the environmental features of concern
A consideration of land-use plans in the surrounding area
An economic assessment of the value of the mine
A list of alternatives to the project as currently proposed

18. Acid mine drainage is most commonly associated with the action of air and water on:
Naturally occurring mercury
Sulphide materials
Carbon-based rocks
Natural gas

19. The crushing and grinding of ores to separate useful materials from non-useful ones is known as:
Sorting
Pulverizing
Milling
Reduction

20. Which of the following is not a ferrous metal:
Copper
Lead
Aluminum
Nickel
All of the above




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