GS1 · UPSC Mains
Give an account on the distribution of rare earth elements (REE). Discuss their importance for the fourth industrial revolution. (15 marks, 250 words)
GS1 · World history — 18th century onwards GS1 · Distribution of natural resources & industry location
| Topper | Rank | Source | Copy |
|---|---|---|---|
| Shakti Dubey | — | UnlockIAS | p.42 |
| Vikas | — | UnlockIAS | p.41 |
| Jeetkumar Namha | — | Vajiram & Ravi | p.42 |
| Jeevesh Shrotriya | — | Vajiram & Ravi | p.42 |
| Annu Koushik | — | Vajiram & Ravi | p.41 |
| Shakti Dubey | — | Vajiram & Ravi | p.42 |
| Vikas | — | Vajiram & Ravi | p.41 |