Advertisements
Advertisements
प्रश्न
Differentiate Between Transpiration and Guttation.
Advertisements
उत्तर
| Transpiration | Guttation |
| (i) It is regulated by guard cells | It is due to root pressure. |
| (ii) It occurs at day time. | It occurs at night. |
| (iii) Water escapes through stomata and lenticels. | Water escapes through hydathodes only. |
| (iv) Water escapes in the form of water vapour. | Water escapes from the hydathodes on the margin of the leaves in the form of water droplets. |
APPEARS IN
संबंधित प्रश्न
Given below is an apparatus which has setup to investigate a physiological process in plants. The setup was placed in bright sunlight. Answer the questions that follow:
Why was the pot enclosed in a rubber sheet?
Answer the following (only in few words);
Where does transpiration take place in leaves? Give names of the various parts.
Briefly explain how the rate of transpiration is affected by:
Humidity of the atmosphere
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.
What is meant by the term transpiration stream?
What are the disadvantages of transpiration?
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Evaporation is a physiological process
Write the functional activity of the following structure:
Lenticels
Write the functional activity of the following structure:
Hydathodes
