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प्रश्न
(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.
पर्याय
True
False
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उत्तर
(a) False
(b) Potometer is an instrument used for measuring the rate of transpiration in green plants.
संबंधित प्रश्न
Answer the following (only in few words);
In which form, water comes out in transpiration?
Choose the correct answer:
In herbaceous plants, following percentage of absorbed water comes out __________
Briefly explain how the rate of transpiration is affected by:
Humidity of the atmosphere
Explain the term:
Cuticular transpiration
Explain the Term :
Hydathode
The figure given below represents an experimental setup with a weighing machine to demonstrate a particular process in plants. The experimental set-up was placed in bright sunlight. Study the diagram and answer the following questions:
- Name the process intended for the study.
- Define the above mentioned process.
- When the weight of the test tubes (A and B) is taken before and after the experiment, what is observed? Give reasons to justify your observations in A & B.
- What is the purpose of keeping the test tube B in the experimental set-up?
- What is the purpose of putting oil in the test tube?
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.
Write the functional activity of the following structure:
Lenticels
Write the functional activity of the following structure:
Guard cells
Transpiration is significant for all except ______.
