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Topic International boundaries
Asked 6 times across 3 UPSC exams over 5 years (2020–2025), peaking in 2024.
Key insights
- Most tested in CDS — 3 of 6 PYQs
- First appeared in CDS 2020 — 4 years before CSE 2024 (allied exams preview CSE)
- Most asked in 2024
- Recurs across 3 years (2020–2025)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CDS 2020 → CSE 2024 → CAPF 2024
How the concept evolved
Rising — more than half its appearances (5 of 6) 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.
CDS2025
Which one among the following countries does not share its territorial boundary with Ukraine ?
- A Poland
- B Romania
- C Lithuania ✓
- D Belarus
✓ Correct answer: (C)
Geography › World Regional Geography
CSE2024
The longest border between any two countries in the world is between :
- A Canada and the United States of America ✓
- B Chile and Argentina
- C China and India
- D Kazakhstan and Russian Federation
✓ Correct answer: (A)
Geography › World Regional Geography
CAPF2024
Which of the following countries does NOT share boundary with Ukraine?
- A Romania
- B Moldova
- C Poland
- D Lithuania ✓
✓ Correct answer: (D)
Geography › World Regional Geography
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