Question

Collenchyma differs from parenchyma in having

• A. Living protoplasm
• B. Cellulose walls
• C. Vacuoles
• D. Pectin deposits at corners

Answer 1

The correct option is D Pectin deposits at corners

Parenchyma have thin walls (usually only primary wall). Collenchyma have elongated cells with unevenly thickened primary cell walls. Cell walls are thickened due to deposition of pectin, hemi cellulose and cellulose.
So, the correct answer is 'Pectin deposits at corners'