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Why are xylem and phloem called complex ...

Why are xylem and phloem called complex tissues?

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A group of more than one type of cells having common origin and working together as a unit, is called complex tissue. Since both xylem and phloem are made up or several kinds of cells, they are called complex tissues.
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What are xylem and phloem?

Why are xylem and phloem called complex permanent tissue ? What are their chief constituents ? Also, mention their role.

Phloem is a complex tissue.

Assertion : Xylem and phloem are complex tissues. Reason : Complex tissue is collection of different types of cells.

Xylem and phloem are examples of ___ tissue.

A tissue is a group of similar cells held together by a cementing substance produced by them, for performing a specific function. There are two types of tissue in plants i.e., meristematic tissue and permanent tissue. Meristematic tissue are found in all growing parts of plants such as root and shoot tips. These are called apical meristem. The tissue occurs right from the birth of plant, are called primary meristems. Permanent tissue arise from meristematic tissue and constitute major portion of the plant body. These includes simple and complex tissues. Simple tissues are parenchyma, sclerenchyma and collenchyma, complex tissue are xylem and phloem. Parenchyma arises from

Xylem ||Phloem

A tissue is a group of similar cells held together by a cementing substance produced by them, for performing a specific function. There are two types of tissue in plants i.e., meristematic tissue and permanent tissue. Meristematic tissue are found in all growing parts of plants such as root and shoot tips. These are called apical meristem. The tissue occurs right from the birth of plant, are called primary meristems. Permanent tissue arise from meristematic tissue and constitute major portion of the plant body. These includes simple and complex tissues. Simple tissues are parenchyma, sclerenchyma and collenchyma, complex tissue are xylem and phloem. The xylem in plants are responsible for