Q. Diamond mine are being worked at _____. (Solved)
1. Hazaribagh, Jharkhand
2. Kolar, Karnataka
3. Neyveli, Tamil Nadu
4. Panna, Madhya Pradesh
- d. Panna, Madhya Pradesh
1. Hazaribagh, Jharkhand
2. Kolar, Karnataka
3. Neyveli, Tamil Nadu
4. Panna, Madhya Pradesh