Take this quiz to examine how much you already know about vitamins. If you cannot answer a question, pay extra attention to that topic as you study this chapter.

  1. The main function of vitamins is to provide extra energy.

  2. Most water-soluble vitamins are found in fruits and vegetables.

  3. Pregnant women need to meet the RDA for folate to avoid potential health risks for their baby.

  4. The body can manufacture most vitamins from the food that is consumed.

  5. Vitamin D and calcium work together to form strong bones.

  6. Phytochemicals have an antioxidant effect and help with the prevention of certain chronic diseases.

  7. Using a vitamin C supplement is important to treat a cold.

  8. Soaking peeled potatoes in water for an extended period has no effect on vitamin content.