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FGEI EST Professional Practice
Subject: General Science (Vitamins & Minerals)
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1. What is the primary function of vitamins and minerals in chemical reactions?
Rationale: Vitamins and minerals don’t provide calories [cite: 10]; their most prominent function is acting as cofactors to trigger chemical reactions[cite: 5].
2. Which of the following is a fat-soluble vitamin?
Rationale: Fat-soluble vitamins include A, D, E, and K[cite: 15]. Vitamin C and B-complex are water-soluble[cite: 19].
3. A deficiency in Vitamin B3 (Niacin) leads to which condition?
Rationale: Niacin (B3) deficiency causes Pellagra, characterized by the 3 D’s: Dermatitis, Diarrhoea, and Dementia[cite: 28].
4. Which mineral is essential for red blood cell formation?
Rationale: Copper plays a critical role in the formation of red blood cells[cite: 34].
5. Which vitamin is synthesized by intestinal bacteria?
Rationale: Vitamin K is found in leafy green vegetables and is also synthesized by intestinal bacteria[cite: 28].