The Fundamental Unit of Life — Science STD 9 — Question
Gujarat BoardEnglish MediumSTD 9ScienceThe Fundamental Unit of Life1 Mark
MCQ
By the process of lignification, cell becomes:
A
More active.
B
Less active.
✓
Dead.
D
None of the above.
✓
Answer
Correct option: C.
Dead.
Lignification is the process whereby lignin is deposited in the cell wall by which it becomes harder. It occurs in xylem tissue in a scheduled manner during tissue differentiation and so the cells are dead.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.