Vitamin A Quiz
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Questions and Answers

Which vitamin is primarily found in plant foods and plays a key role in the production of blood-clotting factors?

  • Vitamin K (correct)
  • Vitamin E
  • Vitamin A
  • Vitamin D
  • What is the main function of vitamin E in the body?

  • Protection against chronic disease (correct)
  • Impairment of the immune system
  • Production of blood-clotting factors
  • Prevention of nerve damage
  • What are the general characteristics of water-soluble vitamins?

  • They are primarily found in animal foods
  • Supplements may lead to toxic doses (correct)
  • They are primarily absorbed by fat tissues
  • They are stored in the body for long periods
  • Which vitamins are commonly added to refined grains during the enrichment process?

    <p>Thiamin, Riboflavin, and Niacin</p> Signup and view all the answers

    Which vitamin is known to be a derivative of vitamin A with toxicity concerns, especially in pregnancy?

    <p>Vitamin D</p> Signup and view all the answers

    What is the main form of vitamin E found in blood and used by the body?

    <p>Alpha-tocopherol</p> Signup and view all the answers

    Which vitamin, when deficient, can cause bone abnormalities like rickets in children and osteomalacia in adults?

    <p>Vitamin D</p> Signup and view all the answers

    Which compound is responsible for the yellow/orange pigment in certain foods and is a precursor to vitamin A?

    <p>Beta-carotene</p> Signup and view all the answers

    Which vitamin is essential for vision, reproduction, cellular growth, and the immune system?

    <p>Vitamin A</p> Signup and view all the answers

    Which vitamin is formed from ergocalciferol in plant foods and cholecalciferol in animal foods?

    <p>Vitamin D</p> Signup and view all the answers

    Which vitamin is known to cause night blindness and xerophthalmia when deficient?

    <p>Vitamin A</p> Signup and view all the answers

    Which vitamin is associated with calcium and phosphorus absorption, bone health, and reducing the risk of chronic diseases?

    <p>Vitamin D</p> Signup and view all the answers

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