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प्रश्न
Distinguish between the following:
Transpiration and evaporation
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उत्तर
| Transpiration | Evaporation | ||
| 1. | Loss of water in the form of vapour from aerial parts of the plant. | 1. | Loss of water from the surface of the water bodies in the form of vapour |
| 2. | It is a vital and partly physical process controlled by both internal and external factors. | 2. | It is a physical change that the atmosphere's temperature and humidity control. |
| 3. | It is a slow process. | 3. | It is a fast process. |
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संबंधित प्रश्न
Name the factors which affect the rate of transpiration? State their role in each case.
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:
Name the process being studies. Define the process.
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?
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.
What is the purpose of keeping the test tube B in the experimental setup?
Explain the Term :
Hydathode
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.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Root hairs are the extensions of the outer epidermal cells of the root
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
The pH of the guard cells increases during day time
State the Location:
Lenticels
State the Location:
Cuticle
