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प्रश्न
Write a short note.
Meristematic tissue
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उत्तर
Meristematic tissue is present in specific parts of a plant, growth occurs in those parts only. Cells of meristematic tissue contain thick cytoplasm, a conspicuous nucleus and a thin cell wall and are compactly packed together. Vacuoles are usually absent in these cells. These cells are highly active. To bring about plant growth is the main function of meristematic tissue. According to the location, meristematic tissue is of three types as given below.
| Figure | Location | Function |
 |
Apical meristem: At the tip of the root and stem | Increases the length of the root and stem. |
| Intercalary meristem: At the base of the petiole of leaves and of branches. | Growth of branches, formation of leaves and flowers. | |
| Lateral meristem: Lateral sides of root and stem | Increases girth (diameter) of the root and stem. |
APPEARS IN
संबंधित प्रश्न
State the location and function of different types of meristems.
Which living material would you take to demonstrate meristematic tissue?
What is the function of meristematic tissue?
Fill in the blank
......................... tissue is situated at the tip of root and stem.
Write one main function of
(a) Apical meristem
(b) Lateral meristem
Write the name of the following tissue.
Tissue is responsible for increasing the girth of the stem.
Name the kind of tissue found at the tip of plant roots.
Where is the least specialized tissue located in plants?
Define the following:
Meristematic tissue
Name the tissues found:
at the tip of a growing stem
The fibres consists of ______.
Refer to the given figure and select the correct statement.
- A, B, and C are histogen of shoot apex
- A Gives rise to medullary rays.
- B Gives rise to cortex
- C Gives rise to epidermis.
Find out incorrect sentence
Which cell does not have perforated cell wall?
A meristematic tissue consists of ______.
______ is derived from the ground meristem.
Cork cambium is an example of ______ meristem.
The meristem found at the base of internodes is called ______.
Which one of the following cell types always divides by anticlinal cell division?
