AI-generated practice question — model-generated for extra practice, not a previous-year CBSE board question.
(B) Extracting minerals from a mine
Minerals are natural products obtained directly from nature, making mining a primary sector activity.
The primary sector involves activities that directly exploit natural resources (farming, mining, fishing, forestry). Mining/extracting minerals fits this definition exactly. Weaving cloth is secondary (manufacturing); call centres and cold storage are tertiary (services/support). Examiners expect students to identify the correct option and give a brief reason.