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Topic Cell Organelles
Asked 2 times across 2 UPSC exams over 5 years (2021–2026), peaking in 2021.
Key insights
- Most tested in CISF — 1 of 2 PYQs
- Most asked in 2021
- Recurs across 2 years (2021–2026)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CISF 2021 → GEO 2026
How the concept evolved
Rising — more than half its appearances (2 of 2) are since 2016.
Sample questions
You've seen the pattern — here are a few of the actual PYQs.
GEO2026
Which one of the following is not the function of endoplasmic reticulum?
- A Formation of cell membrane
- B Packaging of proteins and lipids
- C Synthesis of lipids
- D Synthesis of proteins
Answer key not yet available (pending official release)
Science & Technology › Biology & Health
CISF2021
In a mammalian cell, the protein is synthesized by
- A Ribosome. ✓
- B Golgi.
- C Lysosome.
- D Smooth endoplasmic reticulum.
✓ Correct answer: (A)
Science & Technology › Biology & Health
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