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Topic Columbian exchange
Asked 2 times across 2 UPSC exams over 1 years (2024–2025), peaking in 2025.
Key insights
- Most tested in CSE — 1 of 2 PYQs
- First appeared in NDA 2024 — 1 years before CSE 2025 (allied exams preview CSE)
- Most asked in 2025
- Recurs across 2 years (2024–2025)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
NDA 2024 → CSE 2025
How the concept evolved
Rising — more than half its appearances (2 of 2) 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.
CSE2025
Consider the following fruits
- Papaya
- Pineapple
- Guava
How many of the above were introduced in India by the Portuguese in the sixteenth and seventeenth centuries?
- A Only one
- B Only two
- C All the three ✓
- D None
✓ Correct answer: (C)
History › Modern India (1757–1857)
NDA2024
Maize (makka) was introduced into India via
- A America and England
- B Africa and Spain ✓
- C France and Russia
- D Portugal and Italy
✓ Correct answer: (B)
History › Medieval India
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