food

Anotações:

• Benedicts solution is used to test for sugar. It is the only test that involves heat. If sugar is present it should turn brick red.

Anotações:

• The Buiret test is used to test for protein.If protein is present it should turn purple.

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• Starch is tested using iodine. starch turns a blue black colour if present.

Anotações:

• Fat  is tested using brown paper. If fat is present it leaves a permanant stain on the paper.

1. carbohydrates

   Anotações:

   • Give energy. Fiber:helps to move food through the intestines.
2. fats

   Anotações:

   • stores energy and insulates.
3. protein

   Anotações:

   • Makes and repairs body parts.
4. vitamins

   Anotações:

   • Vitamin C keeps skin and gums healthy. Vitamin D helps to form strong bones.
5. minerals

   Anotações:

   • Iron:form red blood cells Calcium:forms healthy bones.
6. water

   Anotações:

   • Allows cells to function properly.