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प्रश्न
Differentiate Between Transpiration and Evaporation.
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उत्तर
| Transpiration | Evaporation |
| Loss of water in the form of vapour from aerial parts of the plant. | Loss of water from the surface of the water bodies in the form of vapour. |
| It is vital and partly a physical process controlled by both internal and external factors. | It is a physical change controlled by the temperature and humidity of the atmosphere. |
| It is a slow process. | It is a fast process. |
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संबंधित प्रश्न
Which of the following statements are true and which ones are false? Give reason in support of your answer.
Atmospheric humidity promotes transpiration from a green plant.
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);
In which form, water comes out in transpiration?
Answer the following (only in few words);
Where does transpiration take place in leaves? Give names of the various parts.
Choose the correct answer:
Who had said that "transpiration is a necessary evil"?
Give Reasons for the following:
Why do some herbaceous plants show wilting of leaves during mid-day which again recover in the evening?
Differentiate Between Transpiration and Translocation.
Study the diagram given alongside and answer the questions that follow:
(i) Explain the physiological process of being study.
(ii) What will be the observations in the two test-tubes after about 2-3 days?
(iii) Give a reason for your answer in (ii) above.
(iv) Why is the surface of water covered with oil?
(v) State the purpose of setting up test tube B.
Study the diagram given below and answer the questions that follow:
(i) Name the process being studied in the above experiment.
(ii) Explain the process mentioned in (i) above.
(iii) Why is oil placed over water?
