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प्रश्न
What are the disadvantages of transpiration?
उत्तर
(i) Some plants will die due to excessive water loss by transpiration.
(ii) Due to the high rate of transpiration plants suffer from loss of turgidity.
APPEARS IN
संबंधित प्रश्न
Transpiration helps in creating ______ force and in eliminating excess ______.
Mark the most appropriate answer in the following:
Transpiration pull will be maximum under which of the following conditions?
The figure given below represents an experimental setup with a weighing machine to demonstrate a particular process in plants. The experimental setup was placed in bright sunlight. Study the diagram and answer the following questions.
When the weight of the test tubes A and B is taken before and after the experiment, what change is observed? Justify.
Define transpiration
Give Reasons for the following:
Young plants wilt on a hot sunny day.
Explain the Term
Lenticel
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
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:
