Primary, Secondary and Tertiary Sectors
Economic activities are classified into primary (raw material extraction), secondary (manufacturing), and tertiary (services) sectors, each
Core concept
The primary sector includes activities like agriculture, fishing, mining, and forestry, involving the direct extraction or production of natural resources.
How it works
The secondary sector involves manufacturing and processing raw materials into finished products, like turning cotton into cloth or steel into cars.
Why it matters
The tertiary sector includes services like banking, education, healthcare, transportation, and tourism, which support and facilitate other economic activities.
Key detail
As economies develop, employment often shifts from primary to secondary and then tertiary sectors, reflecting changing patterns of production and consumption.
Exam highlight
Key diagram

Keywords worth remembering
Trending
Most searched
Study resources
Notes & downloads
Quick notes
• Economic activities fall into primary, secondary and tertiary sectors.
• Primary sector includes agriculture, fishing and mining.
• Secondary sector involves manufacturing and processing.
• Secondary sector turns raw materials into products.
• Tertiary sector includes services like banking and education.
• Tertiary sector supports other economic activities.
• Employment often shifts from primary to secondary to tertiary over time.
• This shift reflects economic development patterns.