Question
How would you differentiate meristematic and permanent tissue?
| Meristematic tissue | Permanent tissue |
| Cytoplasm is dense, and vacuoles are nearly absent. | Usually large central vacuole present in living permanent cells. |
| Intercellular spaces absent. | Intercellular spaces present. |
| Component cells are small, spherical or polygonal and undifferentiated. | Component cells are large, differentiated with different shapes. |
| Cell wall is thin and elastic. | Cell wall is thick. |
| Nucleus is large and prominent. | Nucleus is less conspicuous. |
| Cells grow and divide regularly. | Cells do not normally divide. |
| Provides mechanical support and elasticity to the plant body. | Provides only mechanical support. |
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A concave mirror produces three times magnified real image of an object placed at 7 cm in front of it. Where is the image located? (Ans: 21 cm in front of the mirror)