Multiple choice Which of the following minerals is correctly matched with its deficiency disease? Calcium - Beriberi <font size="2">Sodium</font> - Addison's disease Iron - Haemophilia Phosphorus - Bone fragility Reveal answer Fill a bubble to check yourself D Correct answer Explanation Deficiency of vitamin B1 causes beriberi, iron deficiency causes anaemia, haemophilia is a genetic disorder, and phosphorus deficiency causes bone fragility in humans.