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1 / 14

1. Which food is not a good source of dietary vitamin D?

A. Fatty fish (e.g., salmon)

B. Fortified cereals

C. Egg yolks

D. Spinach

2 / 14

2. Which of the following is a symptom of vitamin D deficiency?

A. Hair loss

B. Vision problems

C. Muscle weakness

D. Excessive thirst

3 / 14

3. What is the primary source of vitamin D?

A. Leafy green vegetables

B. Dairy Products

C. Sunlight

D. Citrus fruits

4 / 14

4. How does the body produce vitamin D when exposed to sunlight?

A. Through photosynthesis in the skin

B. Activation in the liver

C. Absorption through the eyes

D. Consumption of UV-enriched foods

5 / 14

5. Low levels of calcium is hypocalcemia.

A. True

B. False

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6. Can excessive intake of vitamin D be harmful?

A. No, there is no risk of excessive intake

B. Excess vitamin D is excreted by the body

C. Yes, it can lead to vitamin D toxicity

D. Only in children

7 / 14

7. Vitamin D promotes the absorption of calcium in the body.

A. True

B. False

8 / 14

8. In which season is it generally easier for the body to produce vitamin D from sunlight?

A. Summer

B. Winter

C. Spring

D. Fall

9 / 14

9. Which age group is most at risk of vitamin D deficiency?

A. Adolescents

B. All age groups are equally at risk

C. Adults over 65

D. Children

10 / 14

10. Which population group is commonly advised to take vitamin D supplements?

A. Vegetarians

B. Pregnant women

C. Athletes

D. Coffee drinkers

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11. Exposure to sun does not provide vitamin D

A. True

B. False

12 / 14

12. Vitamin D is also known as calciferol

A. True

B. False

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13. What is the role of vitamin D in bone health?

A. Promotes calcium absorption

B. Enhances iron absorption

C. Boosts vitamin C metabolism

D. Regulates sodium levels

14 / 14

14. What is the recommended daily intake of vitamin D for adults?

A. 1200 IU

B. 400 IU

C. 800 IU

D. 100 IU (International Units)

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The average score is 76%

Vitamin-D Quiz