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प्रश्न
Answer the following question.
Explain the role of transpiration.
थोडक्यात उत्तर
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उत्तर
Role of transpiration:
- It removes excess of water.
- It helps in the passive absorption of water and minerals from the soil.
- It helps in the ascent of sap.
- As stomata are open, gaseous exchange required for photosynthesis and respiration is facilitated.
- It maintains the turgor of the cells.
- Transpiration helps in reducing the temperature of leaf and in imparting a cooling effect.
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पाठ 6: Plant Water Relation - Exercises [पृष्ठ १३३]
संबंधित प्रश्न
What is dark reaction in photosynthesis?
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| Column A (Scientist) | Column B (Theory) | ||
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| (3) | Atkins and Pristley | (c) | Non-osmotic absorption theory |
| (4) | Kramer and Thimann | (d) | Cohesion tension theory |
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