1. The harmful effects of smoking of following tobacco products are most severe:
- A. Cigarettes
- B. Bidis
- C. Cigar
- D. Pipe
2. The major pathway of ethanol metabolism in the liver is via:
A. Alcohol dehydrogenase in the SER
B. Microsomal P-450
C. Catalase in the peroxisomes
D. None of the above
3. Lead poisoning produces the following change in red cells:
A. Pappenheimer bodies
B. Howell-Jolly bodies
C. Basophilic stippling
D. Heinz bodies
4. Between CO and O2, haemoglobin has:
A. Greater affinity for former
B. Greater affinity for latter
C. Equal affinity for both
D. No affinity for the former
5. 1 g of carbohydrate provides:
- A. 2 Kcal
- B. 4 Kcal
- C. 7 Kcal
- D. 9 Kcal
6. Health risk in obesity is due to weight in excess of the following for age and sex:
- A. 10%
- B. 20%
- C. 30%
- D. 40%
7. Obesity is due to:
A. Hyperplasia of adipocytes only
B. Hypertrophy of adipocytes only
C. Hyperplasia as well as hypertrophy of adipocytes
D. Fatty change in liver only
8. In starvation, first nutrient to be depleted in the body is:
- A. Fat
- B. Carbohydrate
- C. Protein
- D. Vitamins
9. State of hypervitaminosis occurs in:
- A. Vitamin A and B
- B. Vitamin B and C
- C. Vitamin C and D
- D. Vitamin A and D
10. The main function of vitamin E is:
A. Immune regulation
B. Hepatic microsomal carboxylation
C. Antioxidant activity
D. Maintenance of structure and function of epithelia
11. Most active form of vitamin D is:
A. 7-dehydrocholesterol
B. Ergosterol
C. 25-hydroxy vitamin D
D. 1, 25-dihydroxy vitamin D
12. Which of the following is the gene for obesity?
- A. Rb gene
- B. db gene
- C. p53 gene
- D. p63 gene
Answers Key
1) = B, 2) = A, 3) = C, 4) = A, 5) = C, 6) = B, 7) = C, 8) = B, 9) = D, 10) = C, 11) = D, 12) = B
