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Which one of the following is the most accepted theory of ascent of sap? |
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a) |
Root pressure theory |
b) |
Root pressure theory |
c) |
Passive transport |
d) |
Cohesion theory |
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Which one of the following is the most accepted theory of ascent of sap? |
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|
a) |
Root pressure theory |
b) |
Root pressure theory |
c) |
Passive transport |
d) |
Cohesion theory |
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(d) Cohesion adhesion theory for water movement (ascent of sap) in plants water proposed by Dixon and Jolly in 1894 and again elaborated by Dixon (1914, 1924). Now-a-days, this theory for ascent of sap is regarded as most applicable and acceptable in plants transport |