food groups and nutrients

• What are the main biological molecules or nutrients discussed in the video for a healthy balanced diet?

  Carbohydrates, lipids, proteins, vitamins, minerals, fiber, and water
• Foods normally have a mix of different nutrients
• 100 grams of wholemeal bread contains about 250 calories and 41 grams of carbohydrates.
• Carbohydrates are primarily found in starchy foods like bread, pasta, and potatoes
• What is the role of carbohydrates in the body?

  Energy source
• What is the difference between fats and oils?

  Fats are solid, oils are liquid
• Lipids are found in foods like oily fish, nuts, and avocados
• Olive oil is considered a fat because it is liquid at room temperature.

  False
• What are the main roles of lipids in the body?

  Energy, insulation, organ protection
• Order the roles of proteins from primary to secondary importance

  1️⃣ Building blocks for growth and repair

  2️⃣ Energy source in emergencies
• Where can proteins be found in the diet?

  Nuts, seeds, meat, fish, legumes
• Proteins are used for energy only when there is a lack of carbohydrates or lipids
• Vitamins are organic molecules, whereas minerals are inorganic.
• Match the vitamin with its food source:

  Vitamin A ↔️ Liver or leafy vegetables

  Vitamin C ↔️ Citrus fruits

  Vitamin D ↔️ Eggs or oily fish
• Vitamin C is found in citrus fruits and is needed to prevent scurvy
• What are the roles of vitamin A in the body?

  Good vision, healthy skin
• The body can produce vitamin D using sunlight.
• Calcium is a mineral found in dairy products and leafy vegetables
• What is the main purpose of vitamin D in the body?

  Absorb calcium
• Lack of calcium can lead to a condition called anemia.

  False
• Iron is a component of hemoglobin
• What condition can result from iron deficiency?

  Anemia
• Fiber is absorbed into the body and provides energy like carbohydrates.

  False
• What are the roles of fiber in the body?

  Helps food move through intestines
• What are the main sources of fiber in the diet?

  Wholemeal foods, fruits, vegetables
• What is the primary role of water in the body?

  Chemical reactions, body composition
• The human body is about 70% water.
• The body loses water through breathing, sweating, and urinating