Biochemistry
Topic : Vitamins
1). Name the vitamin which functions as hormone as well as visual pigment
A) Thiamine
B) Riboflavin
C) Retinol
D) Folic acid
2). Castle intrinsic factor is connected with internal absorption of
A) Pyridoxine
B) Riboflavin
C) Thiamine
D)Cobalamine
3). Fat -soluble vitamin has a coenzyme function
A) Vitamin C
B) Vitamin A
C) Vitamin K
D) Vitamin D
4). Vitamin s often act as
A) apoenzyme
B) Holoenzyme
C) Co factors
D) Co enzyme
5). Which of the following is incorrect statement about Ascorbic acid
A) It is a strong reducing agent
B) It can have synthesized in the body
C) It Involves in hydroxylation of prolyl -and lysyl -residues of collagen
D)Shows antioxidant activity
6). Which of the following vitamin serves as a hormone precursor
A) Vitamin C
B) Vitamin A
C) Vitamin K
D) Vitamin D
7). The first person to discover vitamins was
A) Jenner
B) Funk
C) Calvin
D) Mellanby
8). A steroid vitamin is
A)Vitamin A
B)Vitamin D
C) Vitamin E
D) Vitamin K
9). Xerophthalmia in man is caused by the deficiency of
A) Vitamin K
B) Vitamin A
C) Vitamin D
D) Vitamin C
???? Osteomalacia in adults is caused due to the deficiency of
A) Vitamin A
B) Vitamin E
C) Vitamin D
D) Vitamin C
Answers
1. C (retinol)
2. D (Cobalami)
3. C (vitamin k)
4. D (coenzyme)
5. B (It can have synthesise in the body)
6. D (vitamin D)
7. B (Funk)
8. B (Vitamin D)
9. B (vitamin A)
10. C (vitamin D)
