What you’ll learn3 learning objectivesChoose one objective for a focused lesson, or study the complete topic.7.1.1What is meant by a balanced diet• Describe what is meant by a balanced dietSyllabus objective7.1.2Principal dietary sources and describe• State the principal dietary sources and describe the importance of: (a) carbohydrates (b) fats and oils (c) proteins (d) vitamins, limited to C and D (e) mineral ions, limited to calcium and iron (f) fibre (roughage) (g) waterSyllabus objective7.1.3Causes of scurvy and rickets• State the causes of scurvy and ricketsSyllabus objective