Multiple choice general knowledge science & technology

Anemia is caused by

  1. Protein Deficiency

  2. Vitamin Deficiency

  3. Iron Deficiency

  4. Mineral Deficiency
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C Correct answer
Explanation

Anemia is most commonly caused by iron deficiency, which reduces hemoglobin production needed for oxygen transport in red blood cells. While vitamin deficiencies (B12, folate) and protein deficiencies can cause specific anemia types, iron deficiency is the most prevalent cause globally, especially in women.

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