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प्रश्न
Draw a neat diagram of the stomatal apparatus found in the epidermis of leaves and label the Stoma, Guard cells, Chloroplast, Epidermal Cells, cell wall and Nucleus.
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उत्तर
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संबंधित प्रश्न
Choose the correct answer:
Stomata can open in night also in _______________
Explain the Term
Stomatal transpiration
The apparatus shown here is Girreau’s poto-meter 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 a few hours, CaCl2 vials were taken out and weighed again.
(i) What is the purpose of keeping CaCl2 vials inside the cup?
(ii) After a few hours, the CaCl2 vials were taken out and weighed again. Will you expect any difference in weight? If so, give reasons.
(iii) What was the purpose of using a mano-meter?
(iv) What do you mean by transpiration?
State the Location:
Guard cells
Write the functional activity of the following structure:
Stomata
Choose the Odd One Out
The paper used to demonstrate unequal transpiration in a dicot leaf is ______.
Define the following term:
Cuticle
Give a reason/suitable explanation.
Leaves of some plants wilt during midday and recover in the evening.
