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Question
Expand the following biological abbreviations :
IAA
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Solution
Indole Acetic Acid
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RELATED QUESTIONS
(a) State whether the following statement are True (T) or False (F)
(b) Rewrite the false statement in (a) above in the correct form by changing either the first or the last word only.
Wind velocity has an effect on transpiration.
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?
Answer the following (only in few words);
What is the effect of temperature on transpiration?
Mark the most appropriate answer in the following:
If the rate of transpiration becomes more than the rate of photosynthesis, plant will ______
Briefly explain how the rate of transpiration is affected by:
The intensity of light.
Briefly explain how the rate of transpiration is affected by:
The humidity of the atmosphere.
Give Technical Term
The substances which check the rate of transpiration.
How does the rate of Transpiration differ when there is High humidity?
Name the three external factors which increase the rate of transpiration.
(a) State whether the following statement are True or False.
(b) Rewrite the false statement in (a) above in the correct form by changing either the first or the last word only.
Atmospheric humidity promotes transpiration from a green plant.
