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Question
Transpiration is best defined as
Options
loss of water by the plant
evaporation of water from the aerial surfaces of a plant
loss of water, as water vapour, by a plant
release of water by a plant into the atmosphere
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Solution
evaporation of water from the surfaces of a plant
RELATED QUESTIONS
The rate of transpiration is more when
Give suitable explanation for the following:
More transpiration occurs from the lower surface of a dorsiventral leaf.
In an experiment, four freshly plucked leaves (A-D) of a plant, such as those of china – rose, were treated as follows:
(a) Coated with Vaseline on its upper surface.
(b) coated on the lower surface.
(c) coated on both surface
(d) left uncoated.
All the four leaves A, B, C & D were left in a room for about 24 hours.
(i) which leaf would become most limp? Why?
(ii) which leaf would show least limping? Why?
Given below is an apparatus which has setup to investigate a physiological process in plants. The setup was placed in bright sunlight. Answer the questions that follow:
Name the process being studies. Define the process.
Answer the following (only in few words);
What is the effect of temperature on transpiration?
Answer the following (only in few words);
What is the relationship between transpiration water and water absorbed from the soil?
Choose the correct answer:
The rate of transpiration is determined with the following instrument ____________
Name the following:
Season in which the transpiration rate is the highest.
How does the rate of Transpiration differ when there is High temperature?
