Q. Read the following features given below:
I. Cells are thick at corner due to the deposition of cellulose, hemicelluloses and pectin.
II. Cells may contain chloroplast and get assimilated.
III. Intercellular spaces are absent.
IV. Provide mechanical support to growing parts of the plant such as young stem and petiole of the leaf.
These features describe which of the following?

 2075  223 NTA AbhyasNTA Abhyas 2020Anatomy of Flowering Plants Report Error

Solution:

Collenchyma is commonly called as living mechanical tissue, which provides mechanical support to growing parts of the plant such as young stem and petiole of leaf. It has unevenly thickened cell wall due to deposition of pectin, hemicelluloses and cellulose at the corners.