BIOL Exam Questions And Answers

Question 15

BIOL Exam Questions And Answers. Which of the following vitamins is water-soluble?

Vitamin A
Vitamin K
Vitamin D
Vitamin B-12

Question 16

The ______ is the primary site of vitamin absorption in the body.

small intestine
stomach
large intestine
liver

Question 17

Which of the following substances is a provitamin or a precursor for a vitamin?

Beta-carotene
Collagen
Hemoglobin
Glucose

Question 18

Vitamin C is necessary for the production of:

collagen
glucose
insulin
glycogen

Question 19

Which of the following vitamins is an antioxidant?

Vitamin E
Vitamin B-12
Vitamin K
Vitamin D

Question 20

Antioxidants:

protect cells from damage caused by free radicals
are only found in animal-based foods
accelerate the aging process
increase the production of free radicals

Question 21

An early symptom of vitamin A deficiency is:

night blindness
scurvy
rickets
pellagra

Question 22

Rickets is a disease caused by a deficiency of:

Vitamin D
Vitamin A
Vitamin C
Vitamin K

Question 23

Exposure to sunlight allows the body to synthesize:

Vitamin D
Vitamin E
Vitamin A
Vitamin K

Question 24

Which of the following vitamins is found only in animal-based foods?

Vitamin B-12
Vitamin C
Vitamin E
Folate

Question 25

Scurvy is a disease caused by a deficiency of:

Vitamin C
Vitamin D
Vitamin B-12
Vitamin A

Question 26

Vitamins are organic micronutrients.

True
False

Question 30

Which of the following vitamins is a teratogen when consumed in excess?

Question 31

Pregnant women who have a folate deficiency have a high risk of:

developing rickets
giving birth to a baby with birth defects
giving birth to a baby with night blindness
developing night blindness

Question 32

A baby’s body does not have much ______ until the intestinal tract contains bacteria that produce the vitamin.

vitamin E
vitamin K
thiamin
folate BIOL Exam Questions And Answers.

Question 33

Osteomalacia is a condition that is a result of a ______ deficiency.

vitamin A
vitamin C
Vitamin D
vitamin K

Question 34

A scientist is creating a formula diet that supplies all essential nutrients. One of the minerals in her formula has an Adequate Intake of 30 mg/day. How should she classify this particular mineral?

Possible essential mineral
Trace mineral
Nonessential mineral
Major mineral

Question 35

Which of the following statements is false?

Estrogen and testosterone are needed for good bone health.
Efforts to reduce the risk of osteoporosis should begin early in life.
Loss of height is a sign of osteoporosis.
Females generally have the highest risk of osteoporosis before menopause.

Question 36

Which of the following statements about calcium is false?

A person’s calcium intake early in life can affect their bone density later.
The calcium in dairy products is well absorbed by the body.
Adolescents should consume adequate dairy products to build strong bones.
After bones are formed early in life, the body has no need for calcium.

Question 37

Although Trevor is not zinc-deficient, he takes large doses of zinc because he thinks it will enhance his athletic performance. He is likely to experience ______ as a result of this practice.

depressed immune system functioning
enhanced reproductive system functioning
increased copper absorption
chronic constipation

Question 38

While Aaron was at a party, he drank too much alcohol. The following morning, he had a headache and his mouth felt very dry. Based on this information, Aaron was ______.

feeling the effects of dehydration related to drinking alcohol
displaying the typical signs and symptoms of alcohol spectrum disease
suffering from ion overload syndrome, which often occurs after excess alcohol ingestion
experiencing the effects of delayed ethanol metabolism disorder

Question 39

Mineral bioavailability usually decreases during pregnancy and breastfeeding.

True
False

Question 40

When Benson had his blood pressure tested, it was normal. Based on this information, what was his blood pressure?

80/120 mm Hg
135/75 mm Hg
118/69 mm Hg
145/60 mm Hg

Question 41

Which of the following substances is a diuretic?

Iron
Caffeine
Phenylalanine
Calcium

Question 42

Marty has hemochromatosis. Which of the following supplements should he avoid taking?

Vitamin D
Calcium
Vitamin B-12
Iron

Question 43

If extracellular fluid has an excess of sodium ions, ______

excess zinc and fluoride ions are eliminated in feces
extracellular water moves into cells
sodium ions move into cells
cells lose intracellular water and shrink

Question 44

A scientist is creating a formula diet that supplies all essential nutrients. One of the minerals in her formula has a Recommended Dietary Allowance of 85 mg/day. How should she classify this particular mineral?

Nonessential mineral
Major mineral
Trace mineral
Possible essential mineral

Question 45

Lola doesn’t like to cook, so she eats fast food at least three times a week. When she doesn’t eat fast food, she opens a can of soup and makes a ham and cheese sandwich. For snacks, she prefers processed cheese cubes, potato chips, and pretzels. Based on this information, her diet is very high in ______.

sodium
potassium
vitamin D
beta-carotene

Question 46

Which of the following nutrients is a trace mineral? BIOL Exam Questions And Answers.

Copper
Magnesium
Sulfur
Calcium

Question 47

Young females who ______ have a higher risk of developing osteoporosis than young females who do not have this characteristic.

smoke cigarettes
have African-American ancestry
consume kale, spinach, and yogurt
exercise for 30 minutes each day

Question 48

Which of the following foods is low in sodium and high in potassium?

Orange juice
Canned soup
Dill pickles
Soy sauce

Question 49

According to the Dietary Guidelines, which of the following minerals is a “nutrient of public health concern”?

Manganese
Copper
Selenium
Calcium

Question 50

The ______ play a major role in regulating the body’s fluid balance.

kidneys
parathyroid glands
ovaries
salivary glands BIOL Exam Questions And Answers.

BIOL Exam Questions And Answers.

Isaura K

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