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Topic Plant tissues
Asked 13 times across 3 UPSC exams over 7 years (2019–2026), peaking in 2020.
Key insights
- Most tested in CDS — 6 of 13 PYQs
- Most asked in 2020
- Recurs across 7 years (2019–2026)
How it travelled across exams
First appearance in each exam — the same idea, reframed.
CDS 2019 → NDA 2020 → GEO 2023
How the concept evolved
Rising — more than half its appearances (13 of 13) are since 2016.
Sample questions
You've seen the pattern — here are a few of the actual PYQs.
NDA2026
Which one of the following tissues in plants is usually without protoplast and regarded as dead cells?
- A Collenchyma
- B Parenchyma
- C Sclerenchyma ✓
- D Xylem parenchyma
✓ Correct answer: (C)
Science & Technology › Biology & Health
NDA2025
Cambium is an example of
- A Lateral meristem ✓
- B Apical meristem
- C Intercalary meristem
- D Permanent tissue
✓ Correct answer: (A)
Science & Technology › Biology & Health
GEO2024
Which one among the following is living and non-nucleated at maturity ?
- A Sieve tubes ✓
- B Companion cells
- C Collenchyma
- D Parenchyma
✓ Correct answer: (A)
Science & Technology › Biology & Health
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