Describe an investigation to find out if growing a plant species in a magnesium-deficient nutrient solution results in a lower chlorophyll concentration in its leaves compared to growing the same species in a complete nutrient solution containing all essential minerals.
Your answer should include experimental details and be written in full sentences and paragraphs.
65 exam-style questions on Edexcel IGCSE Biology Nutrition. Each one has a worked solution and a mark scheme showing where the marks go.