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Topic Igneous rocks
Asked 2 times across 2 UPSC exams over 37 years (1986–2023), peaking in 1986.
Key insights
- Most tested in CSE — 1 of 2 PYQs
- Most asked in 1986
- Recurs across 2 years (1986–2023)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CSE 1986 → NDA 2023
How the concept evolved
Long-running — most appearances (1 of 2) predate 2016, and it still returns.
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.
NDA2023
Which one of the following is the lowermost/innermost intrusive igneous rock?
- A Laccolith
- B Batholith ✓
- C Lopolith
- D Phacolith
✓ Correct answer: (B)
Geography › Geomorphology
CSE1986
Extrusive (Intrusive) rocks are forms of
- A Igneous rocks ✓
- B Sedimentary rocks
- C Metamorphic rocks
- D None of the above
✓ Correct answer: (A)
Geography › Geomorphology
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