After doing research on the transport system in plants, i found out that plants transport system is made up of two tubes-the xylem vessels, and the phloem vessels(which I knew).But the interesting part is that the xylem tubes are made of dead cells while the phloem of living ones!!!
Vistit these links for more imformation:
http://www.bbc.co.uk/schools/gcsebitesize/biology/greenplantsasorganisms/1watertransportrev3.shtml
http://www.justeducation.com/samples/2SS_Transport_Notes%20B1_I_.pdf
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