Answer:
Collenchyma
Sclerenchyma
1. It consists of living cells.
1. It consists of dead cells.
2. The cells contain cytoplasm.
2. Cytoplasm is absent in these cells.
3. Its cell walls are cellulosic.
3. Its cell wall are lignified.
4. The thickening of cell wall is not uniform.
4. Cell wall thickening is uniform.
5. Lumen of cell is wide.
5. Lumen of the cell is narrow.
6. It provides mechanical support and elasticity
to the plant body.
6. It is chiefly a mechanical tissue
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