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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
Fill in the blank with the suitable term given below:
Transpiration is reduced if the air is __________.
Choose the correct answer:
In herbaceous plants, following percentage of absorbed water comes out __________
Give Reasons for the following:
Transplanting of seedlings to a flowerbed in the evening is better than doing so in the morning.
Explain the Term
Lenticular
Explain the Term :
Hydathode
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.
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?
Give Technical Term
The apparatus used to compare the rate of transpiration in cut shoot.
Complete the following sentence with appropriate word:
The leaves of the __________ plants have cuticular wax.
Write the functional activity of the following structure:
Guard cells
