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  • What are the differences between the transport of materials in xylem and phloem ?

Q. 12.     What are the differences between the transport of materials in xylem and phloem?

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Xylem Phloem
(i) In Xylem water and minerals absorbed from the soil by the roots are transported to other parts of the plant.

(i) In Phloem food synthesized through photosynthesis is transported from the leaves to othe parts of the plant.
(ii) In Xylem transport of material takes place through vessels and tracheids which are dead tissue. 

(ii) In Phloem transport of material takes place through sieve tubes and companion cells which are living cells.
(iii) In xylem upward movement of water is produced by transpirational pull occuring due to evaporation of water from the leaves (iii) In Phloem material is transported due to the difference in osmotic pressure created using energy from ATP. 

 

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