Gold mining Quiz: questions and answers

1. Which country is the largest gold producer?

USA

China

Russia

2. Where were the first gold artifacts found?

Iraq

Bulgaria

Saudi Arabia

3. What is the weight of the world's largest gold bar?

250 kg

150 kg

300 kg

4. Which is mostly a manual technique of separating gold from other materials?

Sluicing

Dredging

Panning

5. Which technique is used for small-scale mining?

Sluicing

Dredging

Rocker box

6. What is used for extracting gold from the leach solution?

Sodium cyanide

Carbon

Zinc

7. When was the large-scale use of mercury stopped in gold mining?

1930

1960

1940

8. One study found that gold mine workers noise exposures ranged:

15-21% of the MSHA PEL.

1605-2610% of the MSHA PEL.

165-261% of the MSHA PEL

9. Which is the world’s highest producing gold mine?

Grasberg Mine

Cortez

Goldstrike

10. Where is Karnataka located?

India

Malaysia

Bangladesh

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