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प्रश्न
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उत्तर
Experiment to show that during transpiration , evaporation of water takes place in vapour form :
- Take a well watered potted plant .
- Cover the potted plant in a polythene sheet.
- Keep the potted plant in the sunlight.
- Droplets of water are seen on the inner side of the polythene . This shows that the water evaporates and condenses to form droplets of water .
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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.
Hydathodes are similar to stomata in plant physiology.
Answer the following (only in few words);
Where does transpiration take place in leaves? Give names of the various parts.
Distinguish between the following:
Transpiration and evaporation
Choose the correct answer:
Transpiration generates __________
What are lenticels? Where are they found?
Give Reasons for the following:
Forest bring in the rain, transpiration is the cause.
Explain the term:
Cuticular transpiration
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:
Evaporation is a physiological process
State the Location:
Lenticels
