Food Flashcards
What is are food made of?
Carbohydrates Fats Protein Vitamins Minerals Water
Why do I need food
To give us energy, to protect against disease, for repair of body cells, for growth and to keep us warm
Food needed
Energy, growth, repair, protection, against disease
5 major nutrients
Carbohydrates, fats, protein, vitamins, minerals
Carbohydrates
Sugars, starch, fibre
Vitamin C
Citrus fruits, healthy skin and gums
Vitamin D
Milk, strong healthy bones
Calcium
Milk, healthy bones
Iron
Liver and cabbage, makes red blood cells
Balanced diet
Right amounts of nutrients to stay healthy. Must have 5 major nutrients and water
Food pyramid
Show how much to eat of each food
To test for starch
Use iodine on bread, turns from brown to blue black
To test for glucose (reducing sugar)
Add benedict’s solution to lucozade, heat it. Turns from blue to brick red
To test for protein (Biuret test)
Add copper sulfate and sodium hydroxide (Biuret reagent) to meat. Turns from blue to violet.
To test for fat
Put brown paper onto oil. A translucent dot appears
