Shilpa observes slides of plant tissue under a microscope as shown in the figure below. Identity the tissue .Give reason in support of your answer.

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Solution

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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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.