CNS: Certified Nutrition Specialist
Exam Questions and Answers (Latest
Update 2026)
Biotin deficiency was once called _______________.
a. egg white injury
b. scurvy
c. pernicious anemia
d. microcytic hypochromic anemia -
correct answer ✅Answer: a. egg white injury
Folate is needed for which of the following types of reactions in the
body?
a. carboxylation reactions
b. decarboxylation reactions
c. reduction-oxidation (redox) reactions
d. single-carbon transfer reactions -
correct answer ✅Answer: d. single-carbon transfer reactions
Which of these vitamins contains cobalt?
,CNS: Certified Nutrition Specialist
Exam Questions and Answers (Latest
Update 2026)
a. folate
b. vitamin B12
c. vitamin B6
d. vitamin C -
correct answer ✅Answer: b. vitamin B12
Which of these vitamin-related conditions is caused by an
autoimmune disease?
a. scurvy
b. pellagra
c. ariboflavinosis
d. pernicious anemia -
correct answer ✅Answer: d. pernicious anemia
An autoimmune condition in which the body's immune system
attacks the actual intrinsic factor protein or the cells in the lining of
your stomach that make it.
, CNS: Certified Nutrition Specialist
Exam Questions and Answers (Latest
Update 2026)
When the stomach does not make enough intrinsic factor, the
intestine cannot properly absorb vitamin B12.
The main function of vitamin C in the body is
a. acting as a coenzyme for energy metabolism reactions
b. involvement as an antioxidant
c. regulation of lipid synthesis
d. inhibition of cell growth -
correct answer ✅Answer: b. involvement as an antioxidant
Which of the following organs can be damaged in response to
choline deficiency?
a. liver
b. kidneys
c. pancreas
d. heart -
correct answer ✅Answer: a. liver
Exam Questions and Answers (Latest
Update 2026)
Biotin deficiency was once called _______________.
a. egg white injury
b. scurvy
c. pernicious anemia
d. microcytic hypochromic anemia -
correct answer ✅Answer: a. egg white injury
Folate is needed for which of the following types of reactions in the
body?
a. carboxylation reactions
b. decarboxylation reactions
c. reduction-oxidation (redox) reactions
d. single-carbon transfer reactions -
correct answer ✅Answer: d. single-carbon transfer reactions
Which of these vitamins contains cobalt?
,CNS: Certified Nutrition Specialist
Exam Questions and Answers (Latest
Update 2026)
a. folate
b. vitamin B12
c. vitamin B6
d. vitamin C -
correct answer ✅Answer: b. vitamin B12
Which of these vitamin-related conditions is caused by an
autoimmune disease?
a. scurvy
b. pellagra
c. ariboflavinosis
d. pernicious anemia -
correct answer ✅Answer: d. pernicious anemia
An autoimmune condition in which the body's immune system
attacks the actual intrinsic factor protein or the cells in the lining of
your stomach that make it.
, CNS: Certified Nutrition Specialist
Exam Questions and Answers (Latest
Update 2026)
When the stomach does not make enough intrinsic factor, the
intestine cannot properly absorb vitamin B12.
The main function of vitamin C in the body is
a. acting as a coenzyme for energy metabolism reactions
b. involvement as an antioxidant
c. regulation of lipid synthesis
d. inhibition of cell growth -
correct answer ✅Answer: b. involvement as an antioxidant
Which of the following organs can be damaged in response to
choline deficiency?
a. liver
b. kidneys
c. pancreas
d. heart -
correct answer ✅Answer: a. liver
