Which one of the following mineral is essential for the oxygen carrying capability of blood?
A
Iron
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B
Phosphorus
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C
Calcium
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D
Iodine
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Solution
The correct option is A Iron Minerals are the nutrients required in small amounts for the body to perform various functions.
Blood contains a protein called hemoglobin. Iron is an important component of hemoglobin present in the red blood cells. This protein gives blood the ability to carry oxygen.
Bones and teeth have higher concentration of minerals such as calcium and phosphorus which strengthens bones and teeth.
Iodine controls the growth and also helps in speeding up the chemical reactions in the body.