According to the USDA, the five food groups are:
- Fruits
- Vegetables
- Grains
- Dairy
- Protein (which includes meat and other protein sources)
From your list, the following are considered one of the five food groups:
- Dairy
- Grains
- Vegetables
- Proteins (considering it as including meat)
- Fruits
"Milk" and "Wheat" are not classified as separate food groups on their own; "Milk" falls under Dairy, and "Wheat" is a type of grain.