NDA 2026
- Exam
- NDA
- Year
- 2026
- Subject
- General Ability
- Chapter
- General Science
NDA 2026 · General Ability · General Science
Which one of the following tissues in plants is usually without...
Which one of the following tissues in plants is usually without protoplast and regarded as dead cells?
Options
- ACollenchyma
- BParenchyma
- CSclerenchyma
- DXylem parenchyma
Correct answer
C. Sclerenchyma
Step-by-step solution
Sclerenchyma consists of long, narrow cells with thick and lignified cell walls having a few or numerous pits.
They are usually dead and without protoplasts.
Parenchyma and collenchyma are living tissues.
Xylem parenchyma is the only living component of xylem.
Answer: Sclerenchyma
They are usually dead and without protoplasts.
Parenchyma and collenchyma are living tissues.
Xylem parenchyma is the only living component of xylem.
Answer: Sclerenchyma