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प्रश्न
Give a reason/suitable explanation.
Leaves of some plants wilt during midday and recover in the evening.
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उत्तर
During midday, the high rate of transpiration causes certain plant foliage to wilt. The absorption of water compensates for the loss of water, which is why they typically recuperate in the evening.
संबंधित प्रश्न
Given ahead is the diagram of an experimental set up to study the process of transpiration in plants. Study the same and then answer the questions that follow:
Is the experimental leaf a monocot or a dicot? Give a reason to support your answer.
Where are stomata generally found?
Given below are the diagrams of a certain structure in plants in two conditions.
(i) Name the structure shown.
(ii) Name the parts numbered 1-5.
(iii) What is the most apparent difference between A and B in the structure shown?
(iv) Describe the mechanism which brings about the change in the structure depicted in A and B.
Given below is an apparatus used to study a particular process in plants. Study the same and answer the questions that follow :
(i) Name the apparatus.
(ii) Mention one limitation of this apparatus.
(iii) Which phenomenon is studied with the help of this apparatus?
(iv) What is the function of the part marked ‘reservoir’?
(v) What is the role of the air bubble in the experiment?
Complete the following sentence with appropriate word:
95% of the total transpiration takes place through ________.
Guard cells help in regulating the ______.
The upper layer of mesophyll in a leaf consists of elongated ground tissue called ______.
