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प्रश्न
Very short answer question.
In which conditions transpiration pull will be affected?
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उत्तर
For transpiration pull to operate, the water column should be unbroken and continuous. However, due to temperature fluctuations during day and night, gas bubbles may enter in water column breaking the continuity.
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संबंधित प्रश्न
Name the conducting tissue in plants which is made of dead cells.
What is transpirational pull?
Answer the following question.
Discuss theories of water translocation.
Explain capillarity theory.
Explain the term:
Ascent of sap
Find the physical process NOT involved in absorption of water in plants.
The process in which the loss of water takes place in the form of water vapour through stomata is called:
Attraction of water molecules to polar surface is known as ______.
Arrange and rewrite the terms in group in correct order to be in a logical sequence, beginning with the term that is underlined:
Water vapour, Soil water, Leaves, Ascent of Sap.
What are the four main forces which contribute to the ascent of sap (upward movement of water and minerals) ? Name them and explain in short.
