As per National Mineral Inventory data 2015, which state of India has the highest reserves of gold are (primary)?

Correct option is C

The correct answer is (C)  ​Bihar

• ​According to the 2015 Indian Minerals Yearbook, Bihar had the highest reserves of gold ore in India.​
  
• Bihar: Bihar has the largest reserves of primary gold ore, holding 44% of India's total reserves.

Information booster:

• Rajasthan: Rajasthan ranks second, accounting for 25% of the country's total gold ore reserves.
• Karnataka: Karnataka comes third, contributing 21% of India's total reserves.
• West Bengal and Andhra Pradesh: Both states hold 3% of the reserves each.
• ​Jharkhand: Jharkhand accounts for 2% of the reserves.
• The remaining 2% of India's gold reserves are spread across Chhattisgarh, Madhya Pradesh, Kerala, Maharashtra, and Tamil Nadu.