Write the characters of meristems and briefly write about apical meristems.

Write the characters of meristems and briefly write about apical meristems. 
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1 Answer

Answer :

Ans: Characters of meristems:

1. Cells are small, isodiametric, cubical or polyhedral.

 2. Cells are immature and young.

3. Intercellular spaces are absent

4. Cell wall is thin and cellulosic.

5. Cytoplasm is dense with several vacuoles.

6. Nucleus is prominent at the centre of cell.

7. Mitochondria and Lysosomes are abundant.

8. Excretory materials are absent.

9. Cells show active metabolism. 

Apical meristems: These meristems are present at the tip of root, stem and its branches and contribute for linear growth of the plant and produce the aerial other appendages. These are long lasting.  
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