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प्रश्न
Observe the diagram and answer the following;
 (i) |
 (ii) |
- Are these types of guard cells found in monocots or dicots?
- Which of these shows a higher water content (i) or (ii)?
- Which element plays an important role in the opening and closing of stomata?
उत्तर
- These types of guard cells are found in dicots because as we know the shape is bean-shaped. Whereas monocots, it is usually dumble-shaped.
- Higher water content is shown in figure (i).
- The element that plays an important role in the opening and closing of stomata is the potassium ion.
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