Question 1:

Which of the following is a common cause of iron deficiency?

A) Excessive iron intake
B) High intake of vitamin C
C) Inadequate dietary intake
D) Excessive calcium intake

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Explanation: Inadequate dietary intake of iron, especially from animal sources, is a common cause of iron deficiency, particularly in individuals with increased iron needs.

Question 2:

Which micronutrient deficiency can result from a diet lacking in dairy products, sunlight exposure, or impaired absorption?

A) Vitamin A deficiency
B) Vitamin C deficiency
C) Vitamin D deficiency
D) Vitamin K deficiency

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Explanation: Vitamin D deficiency can result from a diet lacking in dairy products (a common source of vitamin D), limited sunlight exposure (which stimulates vitamin D synthesis in the body), or impaired absorption due to certain health conditions.

Question 3:

Which of the following is a consequence of iodine deficiency?

A) Night blindness
B) Goiter
C) Rickets
D) Beriberi

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Explanation: One of the consequences of iodine deficiency is the development of goiter, an enlargement of the thyroid gland.

Question 4:

Which of the following is a common cause of vitamin B12 deficiency?

A) Excessive vitamin B12 intake
B) High intake of vitamin C
C) Inadequate dietary intake
D) Excessive calcium intake

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Explanation: Inadequate dietary intake of vitamin B12, particularly from animal sources, is a common cause of vitamin B12 deficiency, especially in individuals following strict vegetarian or vegan diets.

Question 5:

Which micronutrient deficiency can result from prolonged consumption of a diet lacking in fruits and vegetables?

A) Iron deficiency
B) Calcium deficiency
C) Vitamin C deficiency
D) Zinc deficiency

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Explanation: Prolonged consumption of a diet lacking in fruits and vegetables can lead to vitamin C deficiency, which is essential for collagen synthesis, immune function, and antioxidant protection.