Nutrition (DIT) 121: Exam 1 Questions
with Complete Solutions (Latest 2025)
Name the six classes of nutrients: - Correct Answers
✅Carbohydrates, Lipids (fats), Proteins, Minerals, Vitamins, and Water
What is the role of carbohydrates, Lipids, & Proteins: -
Correct Answers ✅Provide energy; provide raw materials for body tissues What is the role of vitamins? - Correct Answers ✅facilitate the energy provided from carbs/fat/protein, various other roles are performed based on the specific vitamin What is the role of minerals? - Correct Answers ✅found in teeth/bones, found in fluids of the body which influence balance and distribution What is the role of water? - Correct Answers ✅metabolic reactions, supplies medium to transport vital materials to cells and carries waste products away from them What is an essential nutrient and why is alcohol not one of them? - Correct Answers ✅The nutrients that food must supply because the body can't make them for itself in
sufficient quantities to meet their needs: about 40 nutrients
are known to be essential.Alcohol, unlike essential nutrients, does not sustain life. It interferes with growth, maintenance and repairs of the body.
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