COMPREHENSIVE PRACTICE QUESTIONS AND STUDY GUIDE
COMPLETE ACCURATE EXAM APPROVED QUESTIONS WITH WELL
ELABORATED ANSWERS AND RATIONALES (RELIABLE ANSWERS)
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SUCCESS A+ |FULL REVISED JERSEY COLLEGE NUTRITION REAL
FINAL EXAM |INSTANT DOWNLOAD PDF
1. How is nutrition best defined?
A) The study of food marketing and consumer behavior
B) The process of food digestion only
C) All processes involved in how organisms obtain, metabolize, and
use nutrients
D) The prevention of disease through medication only
CORRECT ANSWER: C) All processes involved in how organisms
obtain, metabolize, and use nutrients
Rationale: Nutrition is the science that studies food and how food
nourishes our body and influences our health. It encompasses
ingestion, digestion, absorption, metabolism, and excretion of
nutrients.
2. Which of the following is an organic nutrient?
A) Water
,B) Calcium
C) Vitamin C
D) Sodium
CORRECT ANSWER: C) Vitamin C
Rationale: Organic compounds contain both carbon and hydrogen.
Vitamins, carbohydrates, lipids, and proteins are organic nutrients.
Water and minerals are inorganic.
3. Recommended Dietary Allowances (RDAs) are designed to:
A) Meet the needs of 50% of a population
B) Meet the needs of 97-98% of a population
C) Represent maximum safe intake levels
D) Apply only to athletes
CORRECT ANSWER: B) Meet the needs of 97-98% of a population
Rationale: RDA is the average daily intake level estimated to meet
the needs of nearly all healthy people in a particular life stage and
gender group. It is calculated from the Estimated Average
Requirement (EAR).
,4. Which DRI value should NOT be exceeded on a daily basis?
A) EAR (Estimated Average Requirement)
B) RDA (Recommended Dietary Allowance)
C) AI (Adequate Intake)
D) UL (Tolerable Upper Intake Level)
CORRECT ANSWER: D) UL (Tolerable Upper Intake Level)
Rationale: The UL represents the highest average daily nutrient
intake level likely to pose no risk of adverse health effects. Exceeding
the UL on a regular basis increases the risk of toxicity.
5. What is the AMDR for carbohydrates?
A) 10-35%
B) 20-35%
C) 45-65%
D) 50-70%
CORRECT ANSWER: C) 45-65%
, Rationale: The Acceptable Macronutrient Distribution Range
(AMDR) for carbohydrates is 45-65% of total daily calories. Fats are
20-35%, and proteins are 10-35%.
6. Which macronutrient provides the most energy per gram?
A) Carbohydrates
B) Proteins
C) Fats
D) Fiber
CORRECT ANSWER: C) Fats
Rationale: Fats provide 9 calories per gram, while carbohydrates and
proteins each provide 4 calories per gram. Alcohol provides 7
calories per gram but is not considered a nutrient.
7. What is the primary role of dietary fiber?
A) Provide energy
B) Aid digestion and promote bowel regularity
C) Build muscle
D) Transport oxygen