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Read the following statements
a) The translocation in phloem is explained by transpiration pull theory
b) The translocation in phloem is along the pressure gradient
c) The source and sink relationship is variable.
d) Temperature, light, humidity, wind speed and number of stomata affect rate of transpiration
e) Various ions, and water from soil can be transported up to small heights in stem by root pressure
How many statements are correct?

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Three

Two

Five

Four

answer is C.

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Detailed Solution

The translocation in xylem is explained by transpiration pull theory. Rest all other statements are correct.

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