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प्रश्न
What type of transpiration is possible in the xerophyte Opuntia?
पर्याय
Stomatal
Lenticular
Cuticular
All the above
उत्तर
Lenticular
संबंधित प्रश्न
Which of the following helps in the upward movement of water and dissolved minerals from the roots to the leaves through the stem?
Briefly explain, how transpiration helps in upward conduction of water in plants?
How does transpiration help the roots absorb water and minerals from the soil?
Fill in the blank:
Water is lost from the leaves by__________.
How does transpiration help in the uptake of water from the soil?
Give suitable explanation for the following:
Perspiration and transpiration help to cool the body temperature of the organism.
An apparatus as shown below was set up to investigate a physiological process in plants. The setup was kept in sunlight for two hours. Droplets of water were then seen inside the bell jar. Answer the questions that follow:
Mention two ways in which this process is beneficial to plants.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Moist cobalt chloride paper is blue in colour.
Name the cell that surrounds the stoma.
Boojho’s uncle was hospitalised and put on dialysis after a severe infection in both of his kidneys.
What is dialysis?
Boojho’s uncle was hospitalised and put on dialysis after a severe infection in both of his kidneys.
When does it become necessary to take such a treatment?
Stamen has two parts called ______ and ______.
Transpiration takes place through ______.
Why is transpiration called a necessary evil?
Describe briefly the three physical properties of water which helps in ascent of water in xylem.
Do different species of plants growing in the same area show the same rate of transpiration at a particular time? Justify your answer.
ABA (Abscisic acid) is called a stress hormone. From where does this hormone get released in leaves?
Observe the diagram and answer the following;
 (i) |
 (ii) |
- Are these types of guard cells found in monocots or dicots?
- Which of these shows a higher water content (i) or (ii)?
- Which element plays an important role in the opening and closing of stomata?
Why is transpiration less in the still wind?
