Biology·Organisation & maintenance · NSSCO 3.6.1.2
Mineral requirements
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Sugar is not enough — plants also need mineral ions from the soil. Learn what nitrate, magnesium, phosphate and iron are for, the tell-tale signs of a deficiency, and how we prove a plant needs them.
What you'll learn in this lesson
By the end you should be able to (NSSCO Biology 3.6.1.2):
- State the importance of nitrate, magnesium, phosphate and iron ions for plant growth
- Explain the effects of nitrate, magnesium, phosphate and iron deficiencies on plant growth
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Miss Rachel and Mike talk through the whole topic — with the figure and working drawn live.