SCI 228 Week 2 Quiz 2025| Chamberlain University|
Actual Exam Questions and Correct Answers
Question 1: (CO 2) Which of the following is a disaccharide?
A. Glucose
B. Sucrose
C. Fructose
D. Galactose
Correct answer: B
Explanation: Sucrose is a disaccharide composed of glucose and fructose, unlike the others,
which are monosaccharides.
Question 2: (CO 2) Which of the following carbohydrates is the end product of photosynthesis?
A. Glycogen
B. Glucose
C. Starch
D. Cellulose
Correct answer: B
Explanation: Photosynthesis produces glucose, which plants store as starch or cellulose.
Question 3: (CO 2) When fructose and glucose are bonded together, they form:
A. Lactose
B. Sucrose
C. Maltose
D. Glycogen
Correct answer: B
Explanation: Sucrose is formed by a glycosidic bond between glucose and fructose.
, Question 4: (CO 2) How many grams of carbohydrates (per day) are recommended to prevent
ketosis in healthy individuals (RDA)?
A. 50 grams
B. 100 grams
C. 130 grams
D. 200 grams
Correct answer: C
Explanation: The RDA for carbohydrates is 130 grams/day for adults to prevent ketosis and
ensure adequate glucose for brain function.
Question 5: (CO 2) Sugar alcohols are most often used in which of the following products?
A. Baked goods
B. Sugar-free chewing gum
C. Dairy products
D. Canned fruits
Correct answer: B
Explanation: Sugar alcohols (e.g., xylitol, sorbitol) are commonly used in sugar-free chewing
gum and candies due to their sweet taste and low calorie content.
Question 6: (CO 2) Which of the following are substances in plant foods that are not absorbed by
the body?
A. Starch
B. Dietary fiber
C. Simple sugars
D. Proteins
Correct answer: B
Explanation: Dietary fiber passes through the digestive tract undigested, unlike starch, sugars, or
proteins.
Question 7: (CO 2) Which of the following is not characteristic of Type II diabetes?
Actual Exam Questions and Correct Answers
Question 1: (CO 2) Which of the following is a disaccharide?
A. Glucose
B. Sucrose
C. Fructose
D. Galactose
Correct answer: B
Explanation: Sucrose is a disaccharide composed of glucose and fructose, unlike the others,
which are monosaccharides.
Question 2: (CO 2) Which of the following carbohydrates is the end product of photosynthesis?
A. Glycogen
B. Glucose
C. Starch
D. Cellulose
Correct answer: B
Explanation: Photosynthesis produces glucose, which plants store as starch or cellulose.
Question 3: (CO 2) When fructose and glucose are bonded together, they form:
A. Lactose
B. Sucrose
C. Maltose
D. Glycogen
Correct answer: B
Explanation: Sucrose is formed by a glycosidic bond between glucose and fructose.
, Question 4: (CO 2) How many grams of carbohydrates (per day) are recommended to prevent
ketosis in healthy individuals (RDA)?
A. 50 grams
B. 100 grams
C. 130 grams
D. 200 grams
Correct answer: C
Explanation: The RDA for carbohydrates is 130 grams/day for adults to prevent ketosis and
ensure adequate glucose for brain function.
Question 5: (CO 2) Sugar alcohols are most often used in which of the following products?
A. Baked goods
B. Sugar-free chewing gum
C. Dairy products
D. Canned fruits
Correct answer: B
Explanation: Sugar alcohols (e.g., xylitol, sorbitol) are commonly used in sugar-free chewing
gum and candies due to their sweet taste and low calorie content.
Question 6: (CO 2) Which of the following are substances in plant foods that are not absorbed by
the body?
A. Starch
B. Dietary fiber
C. Simple sugars
D. Proteins
Correct answer: B
Explanation: Dietary fiber passes through the digestive tract undigested, unlike starch, sugars, or
proteins.
Question 7: (CO 2) Which of the following is not characteristic of Type II diabetes?
