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प्रश्न
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?
उत्तर
(i) Transpiration
(ii) It is the process by which plants lose water as vapours through the aerial parts.
(iii) To prevent evaporation of water from the test tube.
(iv)
- In bright sunlight, the level of water decreases quickly.
- In humid conditions level of water does not decrease for a long time.
- On a windy day, the level of water decreases very quickly.
(v)
- The number of stomata may be reduced.
- leaves may become narrow.
- A thick layer of cuticle on the leaf surface helps to decrease transpiration
APPEARS IN
संबंधित प्रश्न
Fill in the blank with the suitable term given below:
Transpiration is reduced if the air is __________.
Name the factors which affect the rate of transpiration? State their role in each case.
Which of the following statements are true and which ones are false? Give reason in support of your answer.
Most transpiration occurs during midday.
Answer the following (only in few words);
Where does transpiration take place in leaves? Give names of the various parts.
Choose the correct answer:
The cause of wilting is more ___________
Explain the Term
Transpiration
State the Location:
Lenticels
Write the functional activity of the following structure:
Cuticle
