Biology (5090) Topic 8 · Human nutrition 8.1 Diet Practise dietary sources and importance of nutrients, specified deficiency diseases and symptoms, and the concept of a balanced diet. Key TheoryLearn FirstLoading… Common MistakesAvoid TheseLoading… StrategyApply ThisLoading… Practice 1EasyLoading… Practice 2EasyLoading… Practice 3MediumLoading… Practice 4MediumLoading… Practice 5AdvancedLoading… Practice 6AdvancedLoading…