9.1 Transport in the xylem of plants

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DP IB Biology (09 Plant Biology) Mindmap am 9.1 Transport in the xylem of plants, erstellt von Steve Harton am 05/06/2014.
Steve Harton
Mindmap von Steve Harton, aktualisiert more than 1 year ago
Steve Harton
Erstellt von Steve Harton vor mehr als 10 Jahre
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Zusammenfassung der Ressource

9.1 Transport in the xylem of plants
  1. NATURE OF SCIENCE
    1. Use models as representations of the real world
      1. Water transport in the xylem using apparatus and materials that show similarities in structure to plant tissues
        1. Models of water transport in xylem
          1. Blotting or filter paper
            1. Filter paper
              1. Porous pots
                1. Capillaries tubing
                2. Potometers
                  1. Effect of temperature or humidity on transpiration rates
              2. Transpiration
                1. Water from the roots to the leaves to replace losses from evaporation
                  1. Active uptake of mineral ions in the roots causes absorption of water by osmosis
                    1. Cohesive vs Adhesive properties of water
                      1. Structure of the xylem vessels
                        1. Measurement of stomatal apertures and the distribution of stomata using leaf casts
                  2. Drawing the structure of primary xylem vessels in sections of stems based on microscope images
                    1. Aim 7
                      1. Image processing software and digital microscopes increases further the ability to gather more data to ensure reliability
                  3. Adaptations of plants
                    1. Deserts
                      1. Saline soils for water conservation
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