Canadian citizenship test practice question · Symbols and regions
Potash is mined mainly in Saskatchewan. What is it mostly used for?
Answer options
- Fertilizer for farmingCorrect
- Fuel for cars
- Glass for buildings
- Paper making
Answer: Fertilizer for farming
About 90% of potash is used as fertilizer, because it gives plants potassium. Canada is the world's largest producer, and the main deposits are in Saskatchewan.
Checked November 7, 2026