1.

Explain permanent tissue

Answer»

Hola!
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There are three different types of Plant Tissues that are :

¡¡ MERISMETIC TISSUE ¡¡
¡¡ PERMANENT TISSUE ¡¡
¡¡ PROTECTIVE TISSUE ¡¡

ATQ,

¡¡ PERMANENT TISSUES ¡¡

→ These tissues derived from the meristematic tissues but their cells have lost the POWER of division & have attained their definite forms. Permanent tissues are classified into two-simple & complex.

♦ Simple permanent tissue :-

→ These tissues are composed of cells which are structurally & functionally similar.

→ Thus, these tissues are all made of one TYPE of cells.

They are of three types :

I. ] PARENCHYMA
II. ] Collenchyma
III. ] Sclerenchyma

♦ Complex permanent tissue :-

→ The complex tissues consist of more than one type of cells.

→ All these co-ordinate to perform a common function.

→ Complex tissues transport water, mineral salts (nutrients) & food material to various parts of plant body.

Complex tissues are of FOLLOWING two types :

I. ] Xylem
II. ] Phloem

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Hope it helps! :D



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