MCQ practice · SSC Biology Board questions · Chapter 2: Cells and Tissues of Organisms
In which tissue does cellulose and pectin get deposited and thicken the cell wall?
Think it through first, then pick an option.
- a Parenchyma
- b Collenchyma
- c Sclerenchyma
- d Chlorenchyma
Answer and explanation
Correct answer: b Collenchyma
In collenchyma, cellulose and pectin are deposited and thicken the wall.
Why the other options are wrong
- a Parenchyma: The parenchyma wall is thin and of cellulose.
- c Sclerenchyma: The sclerenchyma wall holds lignin. The right answer here is: Collenchyma.
- d Chlorenchyma: Chlorenchyma is parenchyma with chloroplasts and its wall is thin.
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