Calorie (kcal) contributions of the macronutrients vary. Which of the following statements about the caloric values of nutrients and other substances is INCORRECT?
1.Carbohydrate contributes 4 kcal per gram.
2.Ethanol contributes 7 kcal per gram.
3.Fat contributes 4 kcal per gram.
4.Protein contributes 4 kcal per gram.
3
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Which of the following is a feature of vitamin D synthesis?
a. Tanning lamps and tanning booths do not stimulate vitamin D synthesis. b. Sunscreens with sunburn protection factors of 2 and above prevent synthesis of vitamin D. c. The ultraviolet rays of the sun are able to easily pierce heavy clouds and smog to promote vitamin D synthesis. d. Dark-skinned people require longer sunlight exposure than light-skinned people to synthesize equivalent amounts of vitamin D e. The risks of skin cancer often outweigh the benefits of sun exposure for very light-skinned people.
Which food item adds the least amount of fat to a bagel?
a. jelly b. margarine c. butter d. reduced-fat cream cheese e. peanut butter
Complete avoidance of foods that cause allergic reactions is not required. For example, if a child is allergic to eggs, it is not necessary to avoid foods that have eggs in them as long as they have been cooked.
Answer the following statement true (T) or false (F)
In a flour mixture, which of the following ingredients adds flavor; firms dough; improves volume, texture, and crumb; and increases shelf-life?
A. salt B. sugar C. fat D. eggs E. liquid