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Topic Renewable energy
Asked 9 times across 5 UPSC exams over 46 years (1979–2025), peaking in 1984.
Key insights
- Most tested in CSE — 4 of 9 PYQs
- Most asked in 1984
- Recurs across 7 years (1979–2025)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CSE 1979 → CDS 2020 → GEO 2023 → LDCE 2023 → NDA 2025
How the concept evolved
Rising — more than half its appearances (5 of 9) are since 2016.
Related concepts
Ideas UPSC tests alongside this one — keep exploring.
Sample questions
You've seen the pattern — here are a few of the actual PYQs.
NDA2025
Which one of the following is a non-conventional source of energy?
- A Petroleum
- B Natural Gas
- C Tidal energy ✓
- D Coal
✓ Correct answer: (C)
Science & Technology › Energy & Nuclear
GEO2023
Which one of the following is not a non-renewable energy source?
- A Coal
- B Oil
- C Sunlight ✓
- D Nuclear fuel
✓ Correct answer: (C)
Environment & Ecology › Climate Change
LDCE2023
Which Union Ministry has notified the 'National Bioenergy Programme'?
- A Ministry of New and Renewable Energy
- B Ministry of Power ✓
- C Ministry of Commerce and Industry
- D Ministry of MSME
✓ Correct answer: (B)
Current Affairs & Static GK › Government Initiatives in News
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