1. Which vitamin is essential for blood clotting?
A) Vitamin A
B) Vitamin D
C) Vitamin K
D) Vitamin E
Answer: C) Vitamin K
2. Deficiency of Vitamin C causes which disease?
A) Rickets
B) Scurvy
C) Beriberi
D) Pellagra
Answer: B) Scurvy
3. Which mineral is important for maintaining thyroid function?
A) Iron
B) Iodine
C) Calcium
D) Zinc
Answer: B) Iodine
4. Which vitamin is fat-soluble?
A) Vitamin B1
B) Vitamin C
C) Vitamin D
D) Vitamin B12
Answer: C) Vitamin D
5. A deficiency of calcium can lead to:
A) Night blindness
B) Osteoporosis
C) Anemia
D) Scurvy
Answer: B) Osteoporosis
6. Which vitamin helps in absorption of calcium from the intestine?
A) Vitamin A
B) Vitamin D
C) Vitamin E
D) Vitamin K
Answer: B) Vitamin D
7. Which mineral is required for the formation of hemoglobin?
A) Sodium
B) Iron
C) Magnesium
D) Potassium
Answer: B) Iron
8. Beriberi is caused by deficiency of which vitamin?
A) Vitamin B1 (Thiamine)
B) Vitamin B2 (Riboflavin)
C) Vitamin B3 (Niacin)
D) Vitamin B12 (Cobalamin)
Answer: A) Vitamin B1 (Thiamine)
9. Which vitamin acts as an antioxidant in the human body?
A) Vitamin A
B) Vitamin C
C) Vitamin D
D) Vitamin K
Answer: B) Vitamin C
10. Which mineral is important for strong bones and teeth?
A) Sodium
B) Calcium
C) Iron
D) Zinc
Answer: B) Calcium
11. Pellagra is caused by a deficiency of:
A) Vitamin B3 (Niacin)
B) Vitamin B6 (Pyridoxine)
C) Vitamin B12 (Cobalamin)
D) Vitamin C
Answer: A) Vitamin B3 (Niacin)
12. Which vitamin is essential for vision?
A) Vitamin A
B) Vitamin D
C) Vitamin K
D) Vitamin E
Answer: A) Vitamin A
13. Which mineral helps in wound healing and immune system functioning?
A) Iron
B) Zinc
C) Potassium
D) Calcium
Answer: B) Zinc
14. Rickets in children is caused due to deficiency of:
A) Vitamin A
B) Vitamin C
C) Vitamin D
D) Vitamin K
Answer: C) Vitamin D
15. Which vitamin is water-soluble?
A) Vitamin A
B) Vitamin D
C) Vitamin E
D) Vitamin B12
Answer: D) Vitamin B12
16. Iodine deficiency leads to:
A) Goiter
B) Night blindness
C) Scurvy
D) Beriberi
Answer: A) Goiter
17. Which vitamin is important for red blood cell formation?
A) Vitamin B12
B) Vitamin K
C) Vitamin D
D) Vitamin C
Answer: A) Vitamin B12
18. Sodium is mainly involved in:
A) Bone formation
B) Nerve impulse transmission
C) Hemoglobin synthesis
D) Vision
Answer: B) Nerve impulse transmission
19. Deficiency of magnesium may lead to:
A) Muscle cramps
B) Night blindness
C) Bleeding gums
D) Rickets
Answer: A) Muscle cramps
20. Which vitamin prevents oxidative damage to cells?
A) Vitamin C
B) Vitamin E
C) Vitamin D
D) Vitamin K
Answer: B) Vitamin E
21. Which mineral is important for oxygen transport in blood?
A) Iron
B) Zinc
C) Calcium
D) Magnesium
Answer: A) Iron
22. Vitamin K is primarily obtained from:
A) Citrus fruits
B) Green leafy vegetables
C) Dairy products
D) Meat
Answer: B) Green leafy vegetables
23. Night blindness occurs due to deficiency of:
A) Vitamin A
B) Vitamin C
C) Vitamin D
D) Vitamin E
Answer: A) Vitamin A
24. Potassium is essential for:
A) Blood clotting
B) Muscle contraction and nerve function
C) Vision
D) Bone growth
Answer: B) Muscle contraction and nerve function
25. Which vitamin deficiency causes pernicious anemia?
A) Vitamin B1
B) Vitamin B6
C) Vitamin B12
D) Vitamin C
Answer: C) Vitamin B12
26. Fluorine in water helps prevent:
A) Tooth decay
B) Osteoporosis
C) Anemia
D) Rickets
Answer: A) Tooth decay
27. Which vitamin is needed for collagen synthesis?
A) Vitamin A
B) Vitamin B3
C) Vitamin C
D) Vitamin D
Answer: C) Vitamin C
28. Which mineral is a cofactor for many enzymes and supports immune function?
A) Zinc
B) Sodium
C) Iron
D) Potassium
Answer: A) Zinc
29. Deficiency of phosphorus leads to:
A) Weak bones and teeth
B) Night blindness
C) Scurvy
D) Anemia
Answer: A) Weak bones and teeth
30. Vitamin E is primarily obtained from:
A) Sunlight
B) Vegetable oils and nuts
C) Citrus fruits
D) Meat
Answer: B) Vegetable oils and nuts