Write any one function of the following minerals:
a) Calcium
b) Sodium
c) Iron
d) Iodine
[Review question: Pg. No: 256]

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Solution

Minerals Function

1.Calcium 1. Constituent of bones and enamel of teeth.
2. Controls muscle contraction.

2.Sodium 1. Maintains fluid balance.
2. Helps in neurotransmission

3.Iron Important component of hemoglobin.

4.Iodine Necessary for the formation of thyroid hormone.

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Which one of the following is the correct matching of a nutrient mineral element and its one rich source ?

(a) Calcium -Potato

(b) Sodium - Citruis fruits

(d) Potassium - Banana

[Review question: Pg. No: 256]

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Minerals	Function
1.Calcium	1. Constituent of bones and enamel of teeth. 2. Controls muscle contraction.
2.Sodium	1. Maintains fluid balance. 2. Helps in neurotransmission
3.Iron	Important component of hemoglobin.
4.Iodine	Necessary for the formation of thyroid hormone.