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Mcqs MBBS Exams India
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Home >> Biochemistry >> Vitamins >> Vitamin A >> Mcqs Page 1
(Single Best Answer) Question 1: Under National Programme for Prevention of Nutritional Blindness, a child in the age group of 6 â?? 11 months is given a mega dose of vitamin A equal to ?
A) 50,000 IU
B) 1 Lakh IU
C) 1.5 Lakh IU
D) 2 Lakh IU
Answer (Select an option above to get the answer):
(Single Best Answer) Question 2: The most common cause of blindness in India is ?
A) Cataract
B) Trachoma
C) Refractive errors
D) Vitamin A deficiency
Answer (Select an option above to get the answer):
(Single Best Answer) Question 3: Vitamin A is stored mainly as retinol esters in ?
A) Kidney
B) Muscle
C) Liver
D) Retina
Answer (Select an option above to get the answer):
(Single Best Answer) Question 4: Periconceptional use of the following agent leads to reduced incidence of neural tube defects ?
A) Folic acid
B) Iron
C) Calcium
D) Vitamin A
Answer (Select an option above to get the answer):
(Single Best Answer) Question 5: The eye condition for which the World Bank assistance was provided to the National Programme for Control of Blindness (1994-2001) is ?
A) Cataract
B) Refractive errors
C) Trachoma
D) Vitamin A deficiency
Answer (Select an option above to get the answer):
(Single Best Answer) Question 6: Excessive intake (hypervitaminosis) of which of the following vitamin is associated with increased risk of congenital malformations ?
A) Vitamin A
B) Biotin
C) Folic acid
D) Vitamin K
Answer (Select an option above to get the answer):
(Single Best Answer) Question 7: Which of the following combinations of biologically active molecules does Vitamin A consist of ?
A) Retinol, retinal and retinoic acid
B) Retinol, retinal and tetrahydrofolate
C) Retinol, conjugase and retinoic acid
D) PABA, retinal and retinaldehyde
Answer (Select an option above to get the answer):