Advertisements
Advertisements
प्रश्न
Give a reason.
What happens to the movement of the air-bubble if the apparatus shown above is kept in dark.
उत्तर
Movement of the air bubble will be decreased or slow.
Reason: During dark, stomata remains closed due to which the rate of transpiration decreases which hence decreases the movement of air bubble.
APPEARS IN
संबंधित प्रश्न
Differentiate between Transpiration and Evaporation
Under what conditions do plant transpire most slowly?
Define the three processes by which plants absorb water and minerals from the soil.
Differentiate between osmosis and transpiration.
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?
Distinguish between the following :
Cuticular transpiration and lenticular transpiration
Given alongside is the diagram of an experimental set-up to demonstrate a certain phenomenon in plants.
What is the purpose of putting oil in the test tube?
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:
Why was the pot covered with a plastic sheet?
Entry of water into root hair is the demonstration of which of the following process?
Transpiration occurs:
