Topics: Components of Food Quiz
Which one of the following minerals is an essential for developing strong bones and teeth?
A. Calcium and phosphorus
B. Iodine and sodium
C. Iron and phosphorus
D. Sodium and iron
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What are two chemicals used in test for protein ?
A. iodine & caustic soda
B. caustic soda & copper sulphate
C. iodine & copper sulphate
D. sulphuric acid & caustic soda