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प्रश्न
Briefly explain how the rate of transpiration is affected by:
Humidity of the atmosphere
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उत्तर
When the air is humid; it can receive very less water vapour. Thus, high humidity in the air reduces the rate of outward diffusion of the internal water vapour across stomata, thereby reducing the rate of transpiration.
संबंधित प्रश्न
Which of the following statements are true and which ones are false? Give reason in support of your answer.
Some desert plants have sunked stomata on their leaves.
Choose the correct answer:
The cause of wilting is more ___________
Choose the correct answer:
Who had said that "transpiration is a necessary evil"?
Give Reasons for the following:
Plants absorb more water than their requirement
Give Reasons for the following:
Why do some herbaceous plants show wilting of leaves during mid-day which again recover in the evening?
What are the advantages of transpiration to the plant?
Explain the Term :
Wilting
Differentiate Between Transpiration and Evaporation.
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.
