Question

What are merismatic tissues.Explain in brief...

Answer 1

plants keep growing till they due, because they have tissue meant only for growth, called meristematic tissue

Answer 2

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• Merismatic tissue are present only in the growimg part of the plant.In plant only few parts grow.These tissues only meant for growing.

There are three types of Merismatic Tissue-

• Apical Tissue- They are present in the growing Tip of the Stem and root which increase their height and length.

• Lateral Tissue- They are present in the girt of the stem and root.

• Intercalary tissue- They are present in th node of the plant.

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Once, Merismatic Tissue loose his ability to Cell division it becomes Permanent tissue.

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Permanent tissue are classified into two types-

• Simple permanent tissue.

• Complex premanent tisssue.

Three Types simple permanent tissue:-

• Parenchyma- It is mose common Simple permanent tissue.It has living cell.

• Collenchyma- It provide flexibility to the plant.It has living cell

• Scellenchyma-It provide strength to the cell.It has Dead cell

There are two types of Complex permanent tissue.

• Xylem Tissue.

• Phloem Tissue.