Advertisements
Advertisements
प्रश्न
Expand the following biological abbreviations :
(i) ABA
Advertisements
उत्तर
Abscissic Acid
APPEARS IN
संबंधित प्रश्न
List any three major factors that accelerate the rate of 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?
Expand the following biological abbreviations :
IAA
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?
Mark the most appropriate answer in the following:
If the rate of transpiration becomes more than the rate of photosynthesis, plant will ______
Choose the correct answer:
Rate of transpiration is more, when __________
(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.
