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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 .
APPEARS IN
संबंधित प्रश्न
How does temperature, light intensity and wind affect transpiration?
(a) State whether the following statement are True or False.
(b) Rewrite the false statement in (a) above in the correct form by changing either the first or the last word only.
Transpiration creates a pull for the upward movement of the sap.
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);
Give one important difference between transpiration and evaporation.
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 the following:
Xylem and ______
Give Reasons for the following:
Young plants wilt on a hot sunny day.
Give Reasons for the following:
Forest bring in the rain, transpiration is the cause.
Explain the Term :
Wilting
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
Give a reason/suitable explanation.
Forests tend to bring more rains.
