Quiz Forever
Mining Techniques
1. What is an essential first step before deploying any mining technique?
Choosing Machinery
Site Examination
Determining Mine Output
Hiring Miners
2. How does Placer mining method work?
This method includes mining of minerals by washing or dredging
This method involves drilling and blasting
This method involves the use of heavy machinery
This method involves digging deep tunnels
3. Which mining method involves extracting minerals via shafts and tunnels?
Underground Mining
Drift Mining
Strip Mining
Open Cast Mining
4. Which mining technique involves removing the top layer of soil or rock to access the mineral deposit directly underneath?
Strip Mining
Placer Mining
Hydraulic Mining
Underground Mining
5. What does Room-and-pillar mining technique involve?
Removing the top layer of soil
Creation of rooms in the coal seam and leaving behind pillars of coal to support the roof
Washing or dredging minerals
Mining of minerals via deep tunnels
6. Which mining method is commonly used to extract coal and potash?
Strip Mining
Room-and-pillar Mining
Underground Mining
Open Cast Mining
7. How does Mountaintop removal technique work in mining?
It involves removal of the entire top of a mountain to extract the coal seams
It involves mining of minerals by washing or dredging
It involves digging deep tunnels
It involves removing the top layer of soil
8. Which mining technique involves using water pressure to mine gold?
Hydraulic Mining
Room-and-pillar Mining
Strip Mining
Placer Mining
9. What is the primary environmental impact of Open-pit mining?
Noise Pollution
Landscape Alteration
Water Pollution
Air Pollution
10. Which of the following mining techniques is most likely to cause acid mine drainage?
Mountaintop Removal
Underground Mining
Placer Mining
Strip Mining
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