Food scientists measure food energy in:
a. degrees.
b. kilograms.
c. grams.
d. units of weight.
e. calories.
Q. 2The most energy-rich of the nutrients is:
a. carbohydrate.
b. fat.
c. protein.
d. water.
e. vitamins.
Q. 3In nutrition, the word essential means:
a. necessary for good health and proper functioning of the body.
b. a necessary nutrient that can be obtained only from the diet.
c. that the body can manufacture the nutrient from raw materials.
d. compounds the body can make for itself.
e. a necessary nutrient that cannot be obtained from the diet.
Q. 4One gram of alcohol provides _____ calories.
a. two
b. four
c. seven
d. nine
e. three
Q. 5Which type of nutrients yield energy, but also provide materials that form structures and working parts of body tissues?
a. carbohydrates
b. proteins
c. fats
d. vitamins
e. minerals
Q. 6The energy-yielding nutrients include:
a. carbohydrates and minerals.
b. fat and water.
c. vitamins and carbohydrates.
d. protein and fat.
e. protein and vitamins.
Q. 7All of the following nutrients are organic except:
a. minerals.
b. fat.
c. vitamins.
d. carbohydrates.
e. Minerals, vitamins, carbohydrates, and fat are all organic nutrients.
Q. 8The nutrients fall into _____ classes.
a. two
b. four
c. six
d. eight
e. five