Multiple choice

Sclerenchymatous cells are living in the beginning but later on they become dead due to the deposition of

  1. suberin

  2. lignin

  3. pectin

  4. hemicellulose

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Sclerenchyma cells provide mechanical strength and rigidity to the plant. During maturation, their cell walls become heavily thickened with lignin, a complex organic polymer. This lignification makes the walls impermeable, leading to the death of the cell's living contents.

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