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Topic Nutritional deficiency
Asked 5 times across 2 UPSC exams over 41 years (1981–2022), peaking in 1981.
Key insights
- Most tested in CSE — 3 of 5 PYQs
- Most asked in 1981
- Recurs across 3 years (1981–2022)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CSE 1981 → CDS 2016
How the concept evolved
Long-running — most appearances (3 of 5) predate 2016, and it still returns.
Sample questions
You've seen the pattern — here are a few of the actual PYQs.
CDS2022
Deficiency of iron causes
- A Anaemia ✓
- B Scurvy
- C Rickets
- D Cholera
✓ Correct answer: (A)
Science & Technology › Biology & Health
CDS2016
Deficiency of fluoride leads to which one of the following health problems?
- A Tooth caries ✓
- B Mottling of tooth
- C Bending of bones
- D Stiffening of joints
✓ Correct answer: (A)
Science & Technology › Biology & Health
CSE1981
The deficiency of ... causes goiter
- A Sulphur
- B Iodine ✓
- C Calcium
- D Vitamin A
✓ Correct answer: (B)
Science & Technology › Biology & Health
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