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प्रश्न
The stomatal pore is guarded by two kidney shaped guard cells. Name the epidermal cells surrounding the guard cells. How does a guard cell differ from an epidermal cell? Use a diagram to illustrate your answer.
उत्तर
The epidermal cells surrounding the guard cells are called subsidiary cells. Following are the differences between guard cells and epidermal cells:
| Guard Cells | Epidermal Cells |
| (i) They are kidney-shaped. | (i) They are barrel-shaped. |
| (ii) Chloroplast is present. | (ii) Chloroplast is absent. |
| (iii) Smaller in size | (iii) Bigger in size |
| (iv) Cell walls are not uniform and are thick. | (iv) Cell walls are uniform and thin. |
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संबंधित प्रश्न
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| Column I | Column II |
| A. Cuticle | i. Guard cells |
| B. Bulliform cells | ii. Single layer |
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| D. Epidermis | iv. Empty colourless cell |
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