The plant cell wall is mainly composed of:
ACaseinose
BChitinose
CCellulose
DCutinose
Answer & Solution
Correct answer: C. Cellulose
1. It is a complex substance made by the plant.
2. It gives the wall its structural strength.
3. It is cellulose.
_Source: NCERT Class 9 Science, Ch 5 'The Fundamental Unit of Life'_
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