Q. Nutrients that the body needs but cannot synthesize on its own are called __________________.
A. essential nutrients
B. RDAs
C. macronutrients
D. micronutrients
Answer- essential nutrients
Q. Which of these carbohydrates is not a good source of energy?
A. beet sugar
B. molasses
C. cellulose
D. fruits
Answer- cellulose
Q. Choose the carbohydrate that is not absorbed as a monosaccharide in the digestive tract.
A. fructose
B. maltose
C. galactose
D. glucose
Answer- maltose
Q. Which cells of the body, under normal circumstances, must have energy in the form of glucose in order to survive?
A. skin cells
B. muscle cells
C. neurons
D. cells of the liver
Answer- neurons
Q. How does the body make use of dietary cholesterol?
A. It is used as an energy source.
B. It is used to line arteries.
C. It is used for structural material in cell membranes.
D. It is stored in adipose tissue.
Answer- It is used for structural material in cell membranes.
Q. The American Heart Association recommends that dietary fat should constitute no more than ________ of daily caloric intake.
A. 10%
B. 30%
C. 50%
D. 70%
Answer- 30%
Q. Which of these is not one of the ways the body uses dietary protein?
A. to help regulate osmotic balance of the blood
B. as an energy source
C. for building and repairing tissue
D. to synthesize bile
Answer- to synthesize bile
Q. Many proteins contain all the essential amino acids while others do not. Choose the protein source that provides incomplete protein.
A. beef
B. pork
C. corn
D. fish
Answer- corn
Q. The basal metabolic rate (BMR) measures the rate of energy expenditure when _________________.
A. a dieter is fasting
B. the person is asleep
C. the person is doing light office work
D. the body is awake but resting
Answer- the body is awake but resting
Q. Which vitamin is fat-soluble and has carotene as its precursor?
A. vitamin A
B. vitamin B6
C. vitamin D
D. vitamin C
Answer- vitamin A
Q. Intrinsic factor is necessary for the absorption of which vitamin?
A. vitamin B12
B. vitamin C
C. vitamin E
D. folic acid
Answer- vitamin B12
Q. Neural tube defects are easily prevented by the adequate intake of _____________ by the pregnant mother?
A. biotin
B. folic acid
C. pantothenic acid
D. ascorbic acid (vitamin C)
Answer- folic acid
Q. Which major mineral makes a major contribution to the solute concentration of extracellular fluids?
A. calcium
B. phosphorus
C. sodium
D. potassium
Answer- sodium
Q. The trace element _____________ is necessary for wound healing, and a deficiency of it results in depressed immunity.
A. iron
B. copper
C. cobalt
D. zinc
Answer- zinc
Q. Looking like a skeleton, having a greatly depressed immune system, and dying of childhood diseases are traits that characterize _________________.
A. kwashiorkor
B. marasmus
C. bulimia
D. anorexia nervosa
Answer- marasmus
Q. Which term would be used to describe the synthesis of a cellular protein?
A. metabolism
B. catabolism
C. anabolism
D. hydrolysis
Answer- anabolism
Q. Which of the following cannot be hydrolysed to glucose in humans?
A. sucrose
B. complex carbohydrates
C. glycogen
D. cellulose
Answer- cellulose
Q. Which of these is a disaccharide?
A. lactose
B. glucose
C. fructose
D. galactose
Answer- lactose
Q. The carbohydrate _____is critical for the function of genes.
A. deoxyribose
B. ribose
C. pectin
D. hemicellulose
Answer- deoxyribose
Q. Which carbohydrate can be found in a steak?
A. triglyceride
B. glycogen
C. glucose
D. amino acid
Answer- glycogen
Q. An essential compound not readily synthesized in the liver is _____.
A. lipoprotein
B. linoleic acid
C. fatty acid
D. cholesterol
Answer- linoleic acid
Q. A diet that contains _____will have sufficient amino acids.
A. rice and potatoes
B. rice and beans
C. beans and corn
D. rice and corn
Answer- rice and beans
Q. How many calories are produced from 10g carbohydrate, 5g fat, and 2g protein?
A. 55
B. 1,098
C. 96
D. 80
Answer- 96
Q. Of the following, which factors influence basal metabolic rate to the greatest extent?
A. thyroid hormone
B. a high fat diet
C. more than 3,000 calorie diet
D. cigarette smoking
Answer- thyroid hormone
Q. Which of these is the hormonally active form of vitamin D?
A. ergocalciferol
B. dihydroxycholecalciferol
C. cholecalciferol
D. vitamin D2
Answer- dihydroxycholecalciferol
Q. Hemorrhaging could occur because of lack of sufficient vitamin ____.
A. A
B. D
C. E
D. K
Answer- K
Q. The most essential vitamin required to allow carbon to enter the citric acid cycle is ____.
A. riboflavin
B. folic acid
C. pantothenic acid
D. pyridoxine
Answer- pantothenic acid
Q. Pernicious anemia can result from lack of vitamin ____.
A. B12
B. B3
C. thiamine
D. folate
Answer- B12
Q. The element _____is an essential part of proteins.
A. Na+
B. iron
C. sulfur
D. phosphorus
Answer- sulfur
Q. Excess protein in the diet can cause obesity.
A. TRUE
B. FALSE
C. Nothing can be said
D. None of the mentioned
Answer- TRUE
Q. Excess proteins in the diet usually cause a state of nutritional edema.
A. TRUE
B. FALSE
C. Nothing can be said
D. None of the mentioned
Answer- FALSE
Q. Vegetables are a good source of the vitamin A required for vision.
A. TRUE
B. FALSE
C. Nothing can be said
D. None of the mentioned
Answer- FALSE
Q. Fruits contain the citric acid needed to prevent bleeding gums and fragile bones.
A. TRUE
B. FALSE
C. Nothing can be said
D. None of the mentioned
Answer- FALSE