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प्रश्न
The apparatus shown in the following diagram is Garreau’s potometer designed to demonstrate unequal transpiration from the two surfaces of a dorsiventral leaf. Before keeping the leaf in between the cups, anhydrous calcium chloride (CaCl2) contained in two small vials were weighed and placed in both the cups. The ends of the cups were closed with corks through which two mercury manometers were connected. After few hours, CaCl2 vials were taken out and weighed again.
What do you mean by transpiration?
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उत्तर
Transpiration is the loss of water in the form of water vapour from the aerial parts (leaves and stem) of the plant.
संबंधित प्रश्न
Choose the correct answer:
Stomata can open in night also in _______________
Give Technical Term
Which side of the leaf has more stomata?
Complete the following sentence with appropriate word:
95% of the total transpiration takes place through ________.
State the Location:
Guard cells
Mark the most appropriate answer in the following:
Stomata open during day and close at night because:
Guard cells help in regulating the ______.
The upper layer of mesophyll in a leaf consists of elongated ground tissue called ______.
Give a reason/suitable explanation.
More transpiration occurs from the under surface of a dicot leaf.
