NameEmailPhone Number

1 / 14

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

A. Absorption through the eyes

B. Consumption of UV-enriched foods

C. Activation in the liver

D. Through photosynthesis in the skin

2 / 14

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

A. Regulates sodium levels

B. Promotes calcium absorption

C. Boosts vitamin C metabolism

D. Enhances iron absorption

3 / 14

3. Can excessive intake of vitamin D be harmful?

A. Excess vitamin D is excreted by the body

B. No, there is no risk of excessive intake

C. Yes, it can lead to vitamin D toxicity

D. Only in children

4 / 14

4. Vitamin D is also known as calciferol

A. True

B. False

5 / 14

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

A. False

B. True

6 / 14

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

A. 400 IU

B. 100 IU (International Units)

C. 1200 IU

D. 800 IU

7 / 14

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

A. Athletes

B. Coffee drinkers

C. Vegetarians

D. Pregnant women

8 / 14

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

A. Summer

B. Fall

C. Winter

D. Spring

9 / 14

9. What is the primary source of vitamin D?

A. Sunlight

B. Dairy Products

C. Citrus fruits

D. Leafy green vegetables

10 / 14

10. Low levels of calcium is hypocalcemia.

A. True

B. False

11 / 14

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

A. Vision problems

B. Hair loss

C. Muscle weakness

D. Excessive thirst

12 / 14

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

A. Children

B. All age groups are equally at risk

C. Adults over 65

D. Adolescents

13 / 14

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

A. Egg yolks

B. Spinach

C. Fortified cereals

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

14 / 14

14. Exposure to sun does not provide vitamin D

A. False

B. True

Your score is

The average score is 76%

Vitamin-D Quiz