Xylem
Xylem Tissue
There are present two types of tissues in the plants :
Meristematic Tissues : Meristematic tissues have undifferentiated cells which form the building blocks of the specialized plant structures.
Permanent Tissues : The permanent tissues in a plant are those tissues that contain non dividing cells. The cells are also modified to perform specific functions in plants. Xylem is the part of complex permanent tissue. These tissues perform the activity of conduction of water and minerals in different parts of the body.
Xylem
Xylem, or wood, as it is often called, is a complex tissue. The cells are thick-walled, tubular and often dead. This tissue has four types of cells : tracheids, vessels, xylem parenchyma and xylem fibres. Of these only tracheids and vessels transport sap.
Which of the following are correct ? (a) Xylem, or wood, is a simple tissue. (b) Xylem vessels form long tubes or pipes for the conduction of water and minerals from the root to the leaf. (c) Wood fibres are long sclerenchymatous cells associated with xylem.
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| Right Option : B | |||
| View Explanation | |||
In plants ___________________ are fitting together end to end and form long tubes or pipes for the conduction of water and minerals from the root to the leaf. | |||
| Right Option : A | |||
| View Explanation | |||
In plants _______________ are elongated, tube-like cells with sloping walls, enclosing a large, empty cavity | |||
| Right Option : B | |||
| View Explanation | |||
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