Balanced diet nutrients

• What are the main biological molecules needed for a healthy diet?

  Carbohydrates, lipids, proteins, vitamins, minerals, fiber, water
• Why is it important to note that foods contain a mix of nutrients?

  Because most foods provide multiple nutrients
• How many calories are in 100 grams of wholemeal bread?

  About 250 calories
• What is the primary role of carbohydrates in our diet?

  To provide energy for chemical reactions
• What foods are high in carbohydrates?

  Bread, pasta, potatoes, fruits, vegetables
• What are lipids commonly referred to as in everyday life?

  Fats and oils
• What is the difference between fats and oils?

  Fats are solid; oils are liquid
• What is the main role of lipids in the body?

  To provide energy and store energy
• Where can you find proteins in your diet?

  Nuts, seeds, meat, fish, legumes
• What are proteins considered in the body?

  Building blocks for growth and repair
• What is the difference between vitamins and minerals?

  Vitamins are organic; minerals are inorganic
• What food sources provide vitamin A?

  Liver and leafy vegetables
• What is the purpose of vitamin C?

  To prevent scurvy and support health
• How can you obtain vitamin D?

  From sunlight, eggs, and oily fish
• What is calcium needed for?

  For strong bones and teeth
• What condition can result from calcium deficiency?

  Rickets
• What is the role of iron in the body?

  To transport oxygen in red blood cells
• What foods are good sources of iron?

  Red meat, spinach, and beans
• What condition can arise from iron deficiency?

  Anemia
• What is fiber classified as?

  A type of carbohydrate
• What is the role of fiber in the diet?

  To help food move through intestines
• Where can you find fiber in foods?

  Wholemeal bread, brown rice, fruits, vegetables
• Why is water essential for the body?

  It is needed for chemical reactions
• What percentage of the human body is made of water?

  About 70%
• How do we lose water from our bodies?

  By breathing, sweating, and urinating
• What are the main nutrients and their food sources?

  • Carbohydrates: Bread, pasta, potatoes, fruits, vegetables
  • Lipids: Oily fish, nuts, seeds, dairy, avocados
  • Proteins: Nuts, seeds, meat, fish, legumes
  • Vitamins: Liver, leafy vegetables, citrus fruits, eggs, oily fish
  • Minerals: Dairy, leafy vegetables, red meat, spinach, beans
  • Fiber: Wholemeal foods, fruits, vegetables
  • Water: Drinks, fruits like oranges and strawberries
• What are the roles of carbohydrates, lipids, and proteins in the diet?

  • Carbohydrates: Main energy source for chemical reactions
  • Lipids: Provide energy, store energy, insulate, protect organs
  • Proteins: Build and repair tissues, energy in emergencies
• What are the differences between vitamins and minerals?

  • Vitamins: Organic molecules, made by living organisms
  • Minerals: Inorganic, simpler molecules, not made by organisms
• What are the consequences of deficiencies in calcium and iron?

  • Calcium deficiency: Can lead to rickets
  • Iron deficiency: Can lead to anemia
• What is the importance of water in the body?

  • Essential for chemical reactions
  • Makes up about 70% of the body
  • Lost through breathing, sweating, urinating