Cambridge IGCSE Agriculture
3.1Movement of materials through plants
Movement of materials through plants in Cambridge IGCSE Agriculture: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic78 practice questions4 lessons
Learning objectives
What the syllabus expects you to be able to do.
- 3.1(a)Describe the distribution and function of root tissues and the structure and function of root hairs.
- 3.1(b)Explain the absorption of water and mineral salts by diffusion and osmosis and their passage through vascular tissue.
- 3.1(c)Explain how leaf structure is related to function (no cellular detail).
- 3.1(d)Outline gas exchange by diffusion through stomata.
- 3.1(e)Describe photosynthesis in terms of carbon dioxide, water, light and chlorophyll producing carbohydrates and oxygen.
- 3.1(f)Describe the distribution and function of tissues in a dicotyledonous stem.
- 3.1(g)Define translocation and explain how plant parts are modified as food storage organs and the foods they store.
- 3.1(h)Explain transpiration: the transpiration stream, evaporation and diffusion of water vapour through stomata.
- 3.1(i)Describe the effects of temperature, humidity, wind and light intensity on transpiration.
Lessons
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Photosynthesis in crop plants
40 min
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Roots, stems and leaves of crop plants
35 min
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Translocation and food storage organs
30 min
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Water uptake, mineral uptake and transpiration
40 min
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Sample question
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Turn Movement of materials through plants into a strength.
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