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प्रश्न
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उत्तर
The process of loss of water in the form of vapours from the aerial portions of the living plant is called transpiration.
APPEARS IN
संबंधित प्रश्न
Describe an experiment to show that the plant loses water through its leaves.
(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.
Why are the stomata in most plants more numerous on the lower surface of a leaf instead of being on the upper surface?
Choose the correct answer:
Who had said that "transpiration is a necessary evil"?
Give Reasons for the following:
Land plants die if their roots remain waterlogged.
Differentiate Between Transpiration and Evaporation.
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?
Column ‘II’ is a list of items related to ideas in Column ‘I’. Match the term in Column ‘II’ with a suitable idea given in Column ‘I’.
| Column I | Column II |
| (i) Transpiration | (a) Cacti plants |
| (ii) Movement of water | (b) Stomata |
| (iii) Guttation | (c) Maize plant |
| (iv) Low rate of transpiration | (d)Xylem |
| (v) The high rate of transpiration | (e) Hydathodes |
Mark the most appropriate answer in the following:
Transpiration is very low during storms due to:
