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Questions
Differentiate between transpiration and guttation.
Distinguish between the following pair of words:
Transpiration and guttation
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Solution
| Sr. No. | Transpiration | Guttation |
| 1. | Water is given out in the form of water vapour. | Water is given out in the form of liquid. |
| 2. | Transpirated water is pure. | Guttated water is a solution because it contains dissolved salts and water. |
| 3. | Transpiration occurs through stomata, cuticle and lenticels | Guttation occurs through hydathodes. |
| 4. | Transpiration usually occurs during the daytime. | Guttation occurs during nighttime. |
RELATED QUESTIONS
Fill in the blank with the suitable term given below:
Transpiration is reduced if the air is __________.
Transpiration pull will be maximum under which set of the following conditions?
Answer the following (only in few words);
Where does transpiration take place in leaves? Give names of the various parts.
The diagram alongside represents a structure found in a leaf. Study the same and answer the questions that follow:
(i) Name the parts labeled A and B.
(ii) What is the biological term for the above structure?
(iii) What is the function of the part labeled A?
(iv) Mention two structural features of A, which help in the function mentioned in (iii) above?
(v) Where is this structure likely to be found in a leaf?
(vi) The structure (fig.5.22) helps in the process of transpiration. Explain the term transpiration.
(vii) How many other cells are found surrounding this structure as seen in the diagram?
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Evaporation is a physiological process
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 |
Transpiration is significant for all except ______.
Give a reason/suitable explanation.
Forests tend to bring more rains.
