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प्रश्न
What is wilting? Some plants show wilting of their leaves at noon even when the soil is well watered, Why is it so?
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उत्तर
Wilting refers to the loss of cellular turgidity in plants which results in the drooping of leaves or plant as a whole because of lack of water.
During noon the rate of transpiration exceeds the rate of absorption of water by roots. Due to the excessive transpiration, the cells of leaves lose their turgidity and wilt.
संबंधित प्रश्न
The rate of transpiration is more when
List any three major factors that accelerate the rate of transpiration.
List any four advantages of transpiration to the plant.
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?
Briefly explain how the rate of transpiration is affected by:
The intensity of light.
How does the rate of Transpiration differ when there is High humidity?
