FCS 202 Chapter 1 Quiz questions

Scientific Method in order

1. research team asks a research question 2. research team forms a hypothesis 3. Research team conducts research experiments 4. Research team evaluates their results and reports their findings 5. Original research team and/or other researchers conduct follow-up studies to confirm or extend findings

4 grams of protein

16 kcal

16 is ______% of 64.

25 16/64=.25x100=25%

Carbohydrates provide ____ kcal per gram.

4 kcal

10 grams of carbohydrate

40 kcal

5 grams of fat

45 kcal

Lipids contain ___ Kcal per gram

9

What is the kilocalorie content of a food that provides 7 grams fat, 4 grams carbohydrate, and 3 grams protein?

91kcal (7 grams fat X 9 kcal per gram) + (4 grams carbohydrate X 4 kcal per gram) + (3 grams protein X 4 kcal per gram) = 91 kcal

Choose the best definitions for nutrients. a. A body system that digests, absorbs and removes chemicals from the body. b. The science of the smallest functional unit in the body. c. Substances obtained from food that contribute to health by fulfilling energy needs. d. Substances that provide materials for growth and chemical processes.

Answer: D&C

Which of the following make up a protein? a. Carbon b. Nitrogen c. Sodium d. Oxygen e. Hydrogen

Answer: a,b,d,&e

What is the term for the substance in plant food that is not digested by the processes that take place in the human stomach or small intestine? a. Sugar b. Vitamin C c. protein d Fiber

D. Fiber

What are the two main causes of obesity among Americans today?

Excessive calorie intake and Inadequate physical activity

In the cells of the body minerals can be broken down to provide energy.

False

True or false: Vitamins, minerals, and water yield energy.

False reason: Vitamins, minerals, and water participate in the chemical processes that yield energy from carbohydrates, fats, and proteins, but they do not yield energy themselves.

True or false: Vitamins provide usable calories for the body.

False reason: Reason: Although they are involved in chemical reactions that release energy from carbohydrates, fats, and proteins, vitamins themselves provide no usable calories for the body.

wat is the name of the.... that can not be digested by human processes

Fiber

Which factors can affect our food choices?

Food customs Advertising Flavor Economics

which nutrient classes yield energy?

Lipids, carbs, and proteins

______ are substances obtained from food that are vital for growth and maintenance of the body.

Nutrients

Which of the following statements are true about fiber? a.Not digestible by human enzymes b. Type of carbohydrate c. Provides about 9 kcal per gram d. Adds bulk to the feces

a,b&d

Carbohydrates, proteins, lipids, vitamins, minerals, and water are all... a. classes of nutrients b. Needed in equal amounts c. suppliers of usable calories

a. Classes of nutrients

A healthful diet that meets the Nutrition and Weight Status objectives includes

a. Consume a variety of nutrient-dense foods within and across the food groups. b. Limit calorie intake to meet caloric needs. c. Limiting intake of solid fats, cholesterol, added sugars, sodium, and alcohol.

Which of the following are major classes of essential nutrients? a. Carbs b. phytochemicals c. alcohol d. water e. lipids

answer: a, d, &e

High intakes of ______ tend to increase the risk of developing chronic diseases, such as cardiovascular disease, hypertension, diabetes, and obesity.

answer: animal fat, alcohol, and salt

Minerals are structurally simple, ______ substances. a. Organic b. inorganic

b. inorganic

Which of the following is the most likely source of protein for the average American?

chicken

Carbohydrates, proteins, lipids, vitamins, minerals, and water are all

classes of nutrients.

Which of these nutrients does NOT promote growth, development, and maintenance of body tissues? a. Lipids b. Proteins c. water d. Carbs

d. Carbs Reason: The primary job of carbohydrates is to provide energy, not to promote growth, development, or maintenance.

Which of these nutrients does NOT promote growth, development, and maintenance of body tissues? a. lipids b. Water c. Proteins d. carbs

d. carbs

The main function of vitamins in the body is to...

enable many chemical reactions to occur

A specific segment on a chromosome that provides the blueprints for the production of all body proteins is called a

gene

A(n) ______ provides the instructions for protein synthesis.

gene

When a scientist suggests a possible explanation for a natural phenomenon, that explanation is called a(n)

hypothesis

True or false: A lipid is a compound containing much carbon and hydrogen, little oxygen, and sometimes other atoms.

true

True or false: Proteins, lipids, water, and some vitamins and minerals all promote growth, development, and maintenance.

true

True or false: Two overarching goals of Healthy People 2020 are to increase the quality and years of healthy life and to eliminate health disparities.

true

True or false: Most body structures are made of protein.

true reason: Proteins make up a large part of bone and muscle. Proteins are also components of blood and body cells.

How many Kilo calories does the mineral calcium provide per gram?

zero