Food Flashcards
5 major nutrients
Carbohydrates, fats, protein, vitamins, minerals
Food needed
Energy, growth, repair, protection, against disease
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
Rights amounts of nutrients to stay healthy. Must have the 5 major nutrients and water
Food pyramid
Shows how much to eat of each food
To test for starch
Use iodine on bread. turns from brown to blue/black
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 to meat. Turns from blue to violet
To test for fat
Put brown paper onto oil. A translucent dot appears
Convert chemical energy to food to heat energy
Burn a crisp and it heats a test tube of water