List of top Biochemistry Questions on Vitamins and Nutrition asked in NEET (PG)

A patient on long-term hydrochlorothiazide develops neuropathy, heart failure, and symmetrical paresthesia. Which nutrient deficiency is most likely responsible?
A child presents with gum bleeding, perifollicular hemorrhages, petechiae, and recurrent fractures. Which enzyme deficiency is most likely?
Vitamin K is involved in the post-translational modification of which amino acid?
Match List I (Nutrient excess or deficiency) with List II (Clinical effects) and select the correct answer using the codes given below the lists.
List I (Nutrient excess or deficiency)List II (Clinical effects)
A. Copper1. Eczematous dermatitis around nose and mouth
B. Iron2. Diabetes mellitus
C. Zinc3. Increased density of bone
D. Fluoride4. Chronic liver disease