1- How are minerals classified, and what common characteristics do major minerals share?
2. Multiple choice - Choose the most appropriate answer. [5 marks]

I. Your friend Jana was diagnosed with a specific vitamin B toxicity. However, she doesn’t recall the name of the vitamin. Which of the following is the only possible culprit associated with toxicity symptoms?
a. Niacin
b. Biotin
c. Riboflavin
d. Vitamin B12

II. What type of foods should be controlled in individuals taking anticoagulant medicines?
a. Cold water fish
b. Processed soups
c. Enriched breads
d. Green leafy vegetables

III. Mustafa was recently diagnosed with high blood pressure. He was recommended to follow the DASH diet plan. In addition to eating more fruits, vegetables, and whole grains, he was also advised to reduce daily sodium intake to no more than 2000 mg. How much salt would Mustafa be allowed to take?
a. 5 g
b. 6.5 g
c. 8 g
d. 10 g

IV. The World Health Organization employed you to promote nutrition education and policies in a small Asian country, whose population has a high prevalence of goiter. Which of the following policies would be the best to implement with respect to iodine status, cost, and efficiency?
a. Promote free iodine supplements for all who want them.
b. Fortify the salt with iodine.
c. Educate the population to spend more time at the beach as seawater, sea mist, and seafood are sources of iodine.
d. Educate the population to avoid all goitrogens in their diet.

V. Richard is 55 years old and weighs 186 pounds. He is 182 cm tall. What is his BMI?
a. 27.6 kg/m2
b. 26.2 kg/m2
c. 25.1 kg/m2
d. 28.5 kg/m2