Advertisements
Advertisements
प्रश्न
Name the three external factors which increase the rate of transpiration.
उत्तर
Increase in intensity of Sunlight, Low humidity and increase in velocity of wind.
संबंधित प्रश्न
Give suitable explanation for the following:
Excessive transpiration results in the wilting of the leaves.
List the four advantages of transpiration to the plants.
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?
Expand the following biological abbreviations :
IAA
Answer the following (only in few words);
What is the effect of temperature on transpiration?
Choose the correct answer:
Rate of transpiration is more, when __________
Choose the correct answer:
The rate of transpiration is determined with the following instrument ____________
Choose the correct answer:
Transpiration rate is high, when ___________
How does the rate of Transpiration differ when there is High temperature?
Name three extrinsic factors which decrease the rate of transpiration.
