Doing some health homework, can anyone help me with these answers? Section 1
1. Name three classes that supply your body with energy.
2. Explain how the body obtains energy from food.
3. Describe the roles that carbohydrates, fats, and proteins play in your body.

Section 2
1. Identify the two main classes of vitamins.
2. List 7 different minerals your body needs in significant amounts.
3. Explain why water is so important to your body.

Section 3
1. Explain how the "Dietary Guidelines for Americas" can help you plan a healthful diet.

Section 4.
1. Complex carbohydrates are
A. composed of sugars linked together B. found in grain products C. good sources of energy D. all of the above

2. Which of the following foods is high in protein?
A. Apple B. Lettuce C. Candy D. Chicken

3. What if the role of glucose in the body?

4. Why is fiber necessary for the proper functioning of the digestive system?

5. How can you limit your intake on fats and cholesterol?

(There's still more but I'll stop here for now.)