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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.
उत्तर
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संबंधित प्रश्न
Name the following:
Any two parts of a leaf which allow transpiration.
Choose the correct answer:
Stomata open during day time because guard cells
Given ahead is a diagram of an experimental setup to study the process of transpiration in plants. Study the same and then answer the question that follows:
- Name the colour of dry cobalt chloride paper.
- Is the experimental leaf a monocot or a dicot? Give a reason to support your answer.
- Why are glass slides placed over the dry cobalt chloride papers?
- After about half an hour, what change, if any, would you expect to find in the cobalt chloride paper placed on the dorsal and ventral sides of the leaf? Give a reason to support your answer.
The figure below represents the vertical section of a leaf:
(i) Name the parts labeled 1 to 5.
(ii) What do the two arrows (dotted and solid) indicate in the day time and at night?
(iii) Could you add one more arrow in the figure? If yes, what for?
(iv) How many leaf veins have been shown in this section?
Give Technical Term
Opening found on the undersurface of the dorsiventral leaf.
Write the functional activity of the following structure:
Stomata
Mark the most appropriate answer in the following:
In the mechanism of opening and closing of stomata, the important factor is
Guard cells help in regulating the ______.
Name the three kinds of transpiration.
Give a reason/suitable explanation.
Leaves of some plants wilt during midday and recover in the evening.
