Multiple Choice Quiz on Metallurgy (Questions 1-15)

What is metallurgy primarily concerned with?

• Extracting and modifying metals

• Mining safety

• Selling metal products

• Building metal structures

What is an ore?

• A refined metal

• Waste rock

• A type of alloy

• Rock with economically extractable metal

What is the process of separating metal-rich particles from waste called?

• Casting

• Forging

• Ore Concentration

• Smelting

Which of the following is NOT a method of mining?

• Underground

• Dredging

• Open cast

• Extrusion

Which mining method uses vertical shafts and tunnels?

• Surface mining

• Dredging

• Underground

• Open pit

What is the first step in ore concentration?

• Forging

• Smelting

• Casting

• Crushing

Which separation method uses differences in weight?

• Electrolysis

• Magnetic

• Flotation

• Gravity

Which method is used for ores that react with water?

• Magnetic separation

• Gravity separation

• Smelting

• Flotation separation

What is the main product of a blast furnace?

• Pig iron

• Slag

• Copper

• Steel

What is the role of limestone in a blast furnace?

• Fuel

• Flux to bind waste

• Coolant

• Catalyst