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प्रश्न
Differentiate Between Transpiration and Guttation.
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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. |
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संबंधित प्रश्न
State whether the following statement is true or false. Rewrite the false statement correctly.
During transpiration, the leaves lose more water from their upper surface.
Given below is an example of a certain structure and its special functional activity:
Chloroplasts and Photosynthesis.
In a similar way, write the functional activity against each of the following:
Thick cuticle and ………………………..
(a) State whether the following statements are True Or False?
(b) Rewrite the false statements,in the correct form by changing either the first or the last word only .
Voltmeter is an instrument used for measuring the rate of transpiration in green plants.
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:
Draw a neat, labelled diagram of a stomatal apparatus.
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 Evaporation.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Transpiration is a physiological process
Choose the Odd One Out
Transpiration is significant for all except ______.
