Yr8 BIOLOGY (Nurtrition & Digestion // Respiration // Photosynthethis)

1. NUTRITION & DIGESTION 

• A balanced diet
• Digestion 
• Villi     

Nutrition is what you eat and what is really important for your health. A balanced diet means eating the correct balance of the 7 food types: 

- Carbohydrates (eg: starches and sugars) 

Carbohydrates are the main source of energy in the diet. Energy is released from carbohydrates in respiration. This energy is used to keep…