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Pellagra is caused by deficiency of

a)

Pyridoxine

b)

Niacin

c)

Folic acid

d)

Biotin

Question ID - 1952 :-

Pellagra is caused by deficiency of

a)

Pyridoxine

b)

Niacin

c)

Folic acid

d)

Biotin

1 Answer
5876 Votes
3537
Answer Key : (b) -

(b)

Niacin or nicotinamide (nicotinic acid) is also called anti-pellagra vitamin. Its deficiency causes pellagra in which skin becomes scaly and pigmented. Deficiency of pyridoxine (Vit- ) causes anaemia, neuritic pain, convulsions, skin lesions, etc.  Deficiency of folic acid causes megaloblastic or macrocytic anaemia, while deficiency of biotin (vitamin-  or vitamin-H) causes dermatitis and anorexia.


Next Question :

Drowsiness after a heavy meal occurs due to

a)

Increased blood pressure in the brain

b)

Decreased pulse rate

c)

Reduced blood pressure in the brain

d)

Increased pulse rate

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