First slide

The Tissues

Question

Choose incorrect statements with respect to collenchyma
A. It has evenly thickened cell walls.
B. It has lignin in its cell walls.
C. It may possess chloroplasts.
D. It’s cells are dead at maturity

Easy

A

A, B and D
B

A, B, C and D
C

B, C and D
D

A, C and D

Solution

Collenchyma cells have unevenly thickened cell walls. Its cell walls have cellulose, pectin and hemicellulose but not lignin and suberin. Its cells are living and chloroplasts are present in younger stems of dicots.

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