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Intermediate 1 Biology

Intermediate 1 Biology. Human Health Food and a Healthy Body. The need for food. Why do we need to eat food? Why must we eat a balanced diet? Why are vitamins and minerals important?. Why do we need food?. We need food to:

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Intermediate 1 Biology

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  1. Intermediate 1 Biology Human Health Food and a Healthy Body

  2. The need for food • Why do we need to eat food? • Why must we eat a balanced diet? • Why are vitamins and minerals important?

  3. Why do we need food? • We need food to: • Supply the body with a source of energy for movement, growth and keeping warm • Supply the body with materials for growth and repair • To protect the body against disease

  4. Why must we eat a balanced diet?

  5. The four major food groups • Carbohydrates such as starch and sugars • Used by body for energy • Protein such as red meat and fish • Used by the body for growth and repair

  6. The four food groups cont’d • Fat such as cheese and butter • These food are used by the body for energy • Vitamins and minerals found in fruit and veg • These food are used by the body to help protect against disease

  7. Why are vitamins and minerals important? • Using textbook p67 copy and complete the following table

  8. Quiz • Why do we need to eat food? • Why must we eat a balanced diet? • Why are vitamins and minerals important? • Name a deficiency disease, what it causes and which foods should be eaten to prevent it

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