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Question
Choose the correct answer:
Stomata can open in night also in _______________
Options
xerophyte
gametophyte
hydrophyte
none of these
Solution
Stomata can open in night also in xerophyte
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RELATED QUESTIONS
Distinguish between the following:
Stomata and lenticels
Choose the correct answer:
Stomata open during day time because guard cells
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?
Give Reasons for the following:
Guard cells are small in size and are kidney-shaped in outline.
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.
Give Technical Term
Opening found on the undersurface of the dorsiventral leaf.
Name the following:
A plant having sunken stomata.
State the Location:
Stomata
Given below is the figure of a stoma. Study the same and answer the following questions:
- Label the guidelines A and B.
- Write the exact location of the above-mentioned structures.
- Mention one important role of structure A.
- Write three important roles for structure B.
- Redraw the same figure when structures A are in flaccid condition. When does the flaccid condition occur?
