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Quiz on Food and Nutrition Chapter 30.2, created by lindy on 30/03/2014.

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Food and Nutrition Chapter 30.2

Question 1 of 32

1

Molecules in food contain chemical energy that cells use to produce ATP. Food also supplies raw materials your body needs to build and repair tissues.

Select one of the following:

  • True
  • False

Explanation

Question 2 of 32

1

why do we need to eat?

Select one or more of the following:

  • we eat to gain energy

  • food supplies raw materials used to build and repair body tissues

  • both of the above

  • neither of the above

Explanation

Question 3 of 32

1

nutrients are substances in food that supply the energy and raw materials your body needs for growth, repair and maintenance.

Select one of the following:

  • True
  • False

Explanation

Question 4 of 32

1

the nutrients that the body needs include:

Select one or more of the following:

  • water, carbohydrates and fats

  • water, carbohydrates, fats and minerals

  • water, carbohydrates, fats and proteins

  • water, carbohydrates, fats, proteins, vitamins and minerals

Explanation

Question 5 of 32

1

water is the most important nutrient because:

Select one or more of the following:

  • every cell in the human body needs water

  • many of the body's processes including chemical reactions take place in water

  • water makes up the bulk of blood, extracellular fluid and other bodily fluids

  • water can be lost from the body when you sweat, in urine and with every breath you exhale

  • humans need at least 1 liter of fluid each day

  • all of the above

Explanation

Question 6 of 32

1

simple and complex carbohydrates are a major source of energy

Select one of the following:

  • True
  • False

Explanation

Question 7 of 32

1

fats help the body as they

Select one or more of the following:

  • absorb fat soluble vitamins

  • are part of cell membranes, nerve cells and certain hormones

  • both of the above

  • neither of the above

Explanation

Question 8 of 32

1

when there are only single bonds between the carbon atoms in the fatty acids, each carbon atom has the maximum number of hydrogen atoms and the fat is said to be

Select one or more of the following:

  • saturated

  • unsaturated

Explanation

Question 9 of 32

1

these fats have one or more double bonds between carbon atoms which reduces the number of hydrogen atoms in their fatty acids.

Select one or more of the following:

  • saturated fats

  • unsaturated fats

Explanation

Question 10 of 32

1

these fats are usually liquid at room temperature, such as vegetable oil

Select one or more of the following:

  • saturated fats

  • unsaturated fats

Explanation

Question 11 of 32

1

unsaturated fats that are modified by adding hydrogen to them or processed are

Select one or more of the following:

  • trans fats

  • saturated fats

Explanation

Question 12 of 32

1

these fats are solid at room temperature and have a longer shelf life

Select one or more of the following:

  • saturated fats

  • unsaturated fats

  • trans fats

Explanation

Question 13 of 32

1

because many vegetable oils contain more than one double bond, they are called

Select one or more of the following:

  • saturated

  • polyunsaturated

  • unsaturated

Explanation

Question 14 of 32

1

proteins have a variety of roles in the body including:

Select one or more of the following:

  • proteins supply raw materials for growth and repair of structures such as skin and muscle

  • many enzymes that control chemical chemistry by increasing the rates of chemical reactions are made of proteins

  • proteins have regulatory and transport functions (e.g., insulin is a protein that regulates blood sugar levels and hemoglobin, a protein found in red blood cells helps transport oxygen )

  • proteins can be used as energy sources when other nutrients such as carbohydrates are in short supplu

  • all of the above

Explanation

Question 15 of 32

1

proteins are polymers of amino acids

Select one of the following:

  • True
  • False

Explanation

Question 16 of 32

1

the body is able to synthesize 12 of the 20 amino acids used to make proteins and the other 8 are called essential amino acids

Select one of the following:

  • True
  • False

Explanation

Question 17 of 32

1

organic molecules that the body needs in very small amounts are called vitamins

Select one of the following:

  • True
  • False

Explanation

Question 18 of 32

1

most vitamins are needed by the body to help perform chemical reactions

Select one of the following:

  • True
  • False

Explanation

Question 19 of 32

1

there are two types of vitamins

Select one or more of the following:

  • fat soluble and water soluble

  • unsaturated and saturated

Explanation

Question 20 of 32

1

these vitamins are fat soluble

Select one or more of the following:

  • A,C, D, E

  • A, D ,E, K

Explanation

Question 21 of 32

1

water soluble vitamins include

Select one or more of the following:

  • C, D,,B

  • C, B

Explanation

Question 22 of 32

1

fat soluble vitamins can build up small deposits of these vitamins for future use, but water soluble vitamins dissolve in water and cannot be stored in the body and therefore should be included in foods eaten each day

Select one of the following:

  • True
  • False

Explanation

Question 23 of 32

1

inorganic nutrients that the body needs usually in small amounts are called minerals

Select one of the following:

  • True
  • False

Explanation

Question 24 of 32

1

a balanced diet provides nutrients in adequate amounts and enough energy for a person to maintain a healthful weight

Select one of the following:

  • True
  • False

Explanation

Question 25 of 32

1

a balanced diet provides nutrients in adequate amounts and enough energy for a person to maintain a healthful weight

Select one of the following:

  • True
  • False

Explanation

Question 26 of 32

1

food labels can be used to choose healthful foods because:

Select one or more of the following:

  • they provide general information about nutrition

  • they provide specific information about the product

  • they can be used to determine if you are consuming enough of some of the important vitamins and minerals

  • all of the above

  • none of the above

Explanation

Question 27 of 32

1

when using food labels it is important to remember that percent daily values are based on a 2000 calorie diet

Select one of the following:

  • True
  • False

Explanation

Question 28 of 32

1

people who are more active than average have greater energy needs and when a person stops growing or becomes less active their need for energy decreaes

Select one of the following:

  • True
  • False

Explanation

Question 29 of 32

1

these factors contribute to the rise of obesity in the US over the last several decades

Select one or more of the following:

  • inactive lifestyles

  • high calorie diets

  • both of the above

Explanation

Question 30 of 32

1

The American Heart Association recommends a diet with a maximum of 30% of calories from fat, of which only 7% should be from saturated fats and 1% from trans fats

Select one of the following:

  • True
  • False

Explanation

Question 31 of 32

1

fat contains about 9 calories per gram and carbohydrate and protein contain 4 calories per gram

Select one of the following:

  • True
  • False

Explanation

Question 32 of 32

1

foods that contain a high amount of any type of fat are high in calories

Select one of the following:

  • True
  • False

Explanation