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प्रश्न
The diagram given alongside is an apparatus used to study a particular phenomenon in plants.
(i) Name the apparatus.
(ii) What is it used for?
(iii) What is the role played by the air bubble in this experiment?
(iv) Of what use is the reservoir?
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उत्तर
(i) Potometer
(ii) Potometer is used to measure the rate of transpiration.
(iii) The rate of movement of the air bubble will indicate the rate of transpiration.
(iv) The reservoir is used to provide water to the potometer.
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संबंधित प्रश्न
Briefly explain, how transpiration helps in upward conduction of water in plants?
State whether the following statement is true or false. Rewrite the false statement correctly.
Transpiration cools the plant when it is hot outside.
Litmus paper is used to demonstrate transpiration from the leaves of the green plant.
______ involves evaporative loss of water from aerial parts.
What causes the opening and closing of guard cells of stomata during transpiration?
Guard cells are responsible for the opening and closing of stomata.
Analogy:
Photosynthesis: ______:: Transpiration: Stomata
Why is transpiration called a necessary evil?
Entry of water into root hair is the demonstration of which of the following process?
Plants show temporary and permanent wilting. Differentiate between the two. Do any of them indicate the water status of the soil?
