What you’ll learn4 learning objectivesChoose one objective for a focused lesson, or study the complete topic.8.2.1Root hair cells and state their• Identify in diagrams and images root hair cells and state their functionsSyllabus objective8.2.2Large surface area of root hairs• State that the large surface area of root hairs increases the uptake of water and mineral ionsSyllabus objective8.2.3Pathway taken by water through• Outline the pathway taken by water through the root, stem and leaf as: root hair cells, root cortex cells, xylem, mesophyll cellsSyllabus objective8.2.4Investigate, using a suitable stain• Investigate, using a suitable stain, the pathway of water through the above-ground parts of a plantSyllabus objective