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प्रश्न
What are the advantages of transpiration to the plant?
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उत्तर
(i) It results in the ascent of sap by creating a suction force.
(ii) It results in the cooling of the plant in summer.
(iii) It helps in the distribution of water to all parts of the plants.
(iv) It helps in the elimination of the excess of water absorbed by the roots.
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संबंधित प्रश्न
Transpiration pull will be maximum under which set of the following conditions?
Answer the following (only in few words);
In which form, water comes out in transpiration?
The figure given below represents an experimental setup with a weighing machine to demonstrate a particular process in plants. The experimental setup was placed in bright sunlight. Study the diagram and answer the following questions.

Define the above mentioned process.
Give Reasons for the following:
Transplanting of seedlings to a flowerbed in the evening is better than doing so in the morning.
Give Reasons for the following:
Balsam plants wilt during midday even if the soil is well watered.
Mark the most appropriate answer in the following:
In hot summer days, plant cooling is due to :
Transpiration is significant for all except ______.
An outline sketch of a tree is shown in a diagram below. Study the same and answer the questions that follow:

- Name and define the phenomenon labelled A in the diagram.
- Write the significance of the process mentioned in A for the plants.
- What do the direction of the arrows in B and C indicate? Name the phenomena.
- Draw a neat and labelled diagram of an opened stomata.
