7.1a Food-Part 1

• Which are the main nutrient classes that provide us energy?

  Carbohydrates, fats and protein
• Why are the following nutrients needed

  Carbohydrates: the body's primary source of energy

  Fats: Gives your body energy and protects your organs, making cell membranes

  Protein: To build and repair muscles and bones

  Vitamins: Wound healing and helping fight infection

  Minerals: Builds materials for the bones

  Water: Transports nutrients to cells, gets rid of waste and maintains body temperature

  Fibre: decreases your chance of constipation, regulates the body's use of sugar
• Definition of the following words:

  Nutrition: The process of providing or obtaining the food necessary for health and growth

  Balanced diet: a diet consisting of a variety of different types of food and providing adequate amounts of the nutrients necessary for good health.
• What are nutrients?

  Molecules in food that help us to grow, develop and have energy.
• What is the role of nutrients:

  To help us grow and develop. And gives us energy.
• Name all the nutrients

  Carbohydrates, Proteins, Fats, Vitamins, Minerals, Fibre and Water.
• Which nutrients provide energy?

  Fats, carbohydrates and Proteins
• Sources of carbohydrates, fats, proteins

  carbohydrates: pasta, rice and potatoes

  fats: butter, fish and avocado

  proteins: chicken, beef, and eggs
• What are the sub units of carbohydrates, fats and proteins

  Carbohydrates: monosaccharides

  Fats: glycerol

  Proteins: Amino acids
• Uses of carbohydrates, fats, and proteins

  carbohydrates: the body's primary source of energy

  fats: gives our body energy and insulates, makes cell membranes

  proteins: to build and repair muscles and bones