Transport through plants definitions 0.0 / 5 ? BiologyPlant transportASAQA Created by: KateCreated on: 15-03-14 19:34 Root hair cells Cells on the roots of plant that increase the surface area for maximum absorption of water and mineral ions 1 of 14 Transpiration The loss of water of a plant through the stoma of leaves 2 of 14 Water potential How much the water is pure (pure = 0) 3 of 14 Appoplast pathway When water moves round the cell walls of plant 4 of 14 Symplast pathway When water moves Straight through the cells (by diffusion) 5 of 14 Cohesion Water molecules stick/cohese together up the walls of the stem 6 of 14 Osmosis The movement of water only, from an area of high water potential to an area of low water potential 7 of 14 Casparian Strips These are waterproof, causing the appoplast pathway to be forced through the cell - joining the symplast pathway 8 of 14 Plasmodesmata extension bridges -speeds up 9 of 14 Root pressure Water moving into the roots by osmosis causing pressure, pushing water up the stem. 10 of 14 Cortex supportive tissue/padding cells 11 of 14 Phloem food - sugars/minerals transport system 12 of 14 Xylem Water transport system 13 of 14 Transpiration pull When water evaporates from the leaves, it pulls the water that it is cohesed with it, which pulls water further up the stem. 14 of 14
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