🎯 WALT: We Are Learning To identify deficiency diseases and their causes

Success Criteria: I can name deficiency diseases, identify their symptoms, and explain which nutrients are missing.

Research Questions: Use your textbook or other resources to answer these brief research questions:

a) What is scurvy and what vitamin deficiency causes it?

b) What mineral deficiency causes anaemia and what happens to the blood?

c) Which vitamin deficiency causes night blindness and why?

d) What causes rickets and how does it affect bones?

1. Match each deficiency disease to its missing nutrient by drawing lines:

Scurvy

Rickets

Anaemia

Night blindness

Iron

Vitamin C

Vitamin A

Vitamin D

2. Which food group provides most of our energy?

Proteins

Carbohydrates

Vitamins

Minerals

3. Tick ALL the symptoms of scurvy:

Bleeding gums

Weak bones

Loose teeth

Poor night vision

📝 Understanding Unbalanced Diets

4. Complete the sentence: A person who only eats bread and pasta would be missing _____________ and _____________ from their diet.

5. Explain why sailors on long sea voyages in the 1700s often developed scurvy:

6. A child living in a country with little sunlight might develop rickets. Explain why this happens and suggest TWO ways to prevent it:

Why it happens:

Prevention method 1:

Prevention method 2:

7. Extension Activity: Design a balanced meal that would prevent vitamin deficiencies. List the foods and explain which nutrients each provides:

🔍 Case Study Analysis

8. Case Study: Jamie is a teenager who only eats chips, white bread, and fizzy drinks. After a few months, Jamie feels tired all the time and gets frequent infections.

a) Which food groups is Jamie missing? ________________

b) Which nutrients might be deficient? ________________

c) Suggest THREE specific foods Jamie should add to improve their diet:

9. Differentiation Support: Circle the foods that are good sources of iron:

🥩 Red meat 🥬 Spinach 🍎 Apples 🐟 Fish 🍞 White bread 🥜 Nuts

10. Challenge Question: Explain why people in developing countries might suffer from multiple deficiency diseases at the same time:

Unbalanced Diets and Deficiencies

Unbalanced Diets and Deficiencies

🎯 WALT: We Are Learning To identify deficiency diseases and their causes

📝 Understanding Unbalanced Diets

🔍 Case Study Analysis

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