A plant tissue is observed under a microscope, as shown in the figure below.
i. Identify the tissue ii. State the characteristic features of these cells.
iii. Name any two parts of the plant, where such cells are present.
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The first slide shows sclerenchyma, the second one shows parenchyma and the last is collenchyma.
Sclerenchyme Parenchyma Collenchyma
The cell wall is thick due to lignin. The cell wall is made of cellulose. The cell wall is a layer thick due to deposition of pectin.
No intercellular spaces present Intercellular spaces are present. Few intercellular spaces are present.
These are dead without protoplasm. Living tissue with nucleus and protoplasm. They also contain protoplasm
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(I) It is parenchyma.
(ii) It consists of thin-walled unspecialised cells,which are loosely packed,i.e.,having intercellular spaces. Each cell has a prominent nucleus.
(iii) (a) Pith
(b) Cortex
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