3) It is essential to form haemoglobin in blood. a) Iron b) Calciumc) Phosphorus d) Vitamin A4) These are oxidized in the body into simple sugars like glucosea) Fats b) Proteinsc) Mineralsd) Carbohydrates

3) It is essential to form haemoglobin in blood. a) Iron b) Calciumc

1.	3) It is essential to form haemoglobin in blood. a) Iron b) Calciumc) Phosphorus d) Vitamin A4) These are oxidized in the body into simple sugars like glucosea) Fats b) Proteinsc) Mineralsd) Carbohydrates
Answer» 3 :-( a) IRON 4:- ( d ) CARBOHYDRATES