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प्रश्न
Differentiate between Transpiration and Evaporation
उत्तर
| Transpiration | Evaporation | ||
| 1 | It occurs in plants | 1 | It occurs from any free surface and involves living and non-living surfaces. |
| 2 | It is a physiological process. | 2 | It is a physical process. |
| 3 | It occurs mainly through the stomatal pores on plant leaves. | 3 | It is occurs through any free surface |
| 4 | It is controlled by environmental factors as well as physiological factors of plants such as root-shoot ratio and number of stomata. | 4 | It is entirely driven by environmental factors |
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संबंधित प्रश्न
Discuss the factors responsible for ascent of xylem sap in plants
Define the three processes by which plants absorb water and minerals from the soil.
Transpiration is the loss of water as water ______ from the ______ parts of the plant.
(a) State whether the following statement are True or False.
(b) Rewrite the false statement in the correct form by changing either the first or the last word only.
Most transpiration occurs at midnight.
The diagram given alongside is an apparatus used to study a particular phenomenon in plants.
(i) Name the apparatus.
(ii) What is it used for?
(iii) What is the role played by the air bubble in this experiment?
(iv) Of what use is the reservoir?
Give a reason.
What happens to the movement of the air-bubble if the apparatus shown above is kept in front of a fan?
Give a reason.
What happens to the movement of the air-bubble if the apparatus shown above is kept in sunlight.
Give a reason.
What happens to the movement of the air-bubble if the apparatus shown above is kept in dark.
Choose the correct answer:
The percentage of cuticular transpiration in plants is _____________
Given alongside is the diagram of an experimental set-up to demonstrate a certain phenomenon in plants.
What is the purpose of putting oil in the test tube?
An apparatus as shown below was set up to investigate a physiological process in plants. The setup was kept in sunlight for two hours. Droplets of water were then seen inside the bell jar. Answer the questions that follow:
Name the process being studied.
An apparatus as shown below was set up to investigate a physiological process in plants. The setup was kept in sunlight for two hours. Droplets of water were then seen inside the bell jar. Answer the questions that follow:
List three adaptations in plants to reduce the above mentioned process.
Name the cell that surrounds the stoma.
______ involves evaporative loss of water from aerial parts.
Complete the following by choosing the proper option.
Stomata : Transpiration :: Hydathode : ____________.
Entry of water into root hair is the demonstration of which of the following process?
Keep some freshly cut flowers in a solution of food colour. Wait for sometime for the dye to rise in the flower, when the stem of the flower is held up in light, coloured strands can be seen inside. Can this experiment demonstrate which tissue is conducting water up the stem?
Briefly describe the following:
Angina Pectoris
