Set 1 - Vitamins and Minerals - 33 MCQs

Powered by FoodHyme.com

1. The B vitamins are vital for:

  • (a) Energy metabolism.
  • (b) The transfer of amino groups from one amino acid to another.
  • (c) The synthesis of neurotransmitters.
  • (d) All of the above.

2. The best cooking method to preserve all of the B vitamins is:

  • (a) Boiling.
  • (b) Steaming.
  • (c) Microwave cooking.
  • (d) Deep frying.

3. Pyridoxine is:

  • (a) Vitamin B1.
  • (b) Vitamin B3.
  • (c) Vitamin B6.
  • (d) Vitamin B12.

4. Niacin in the form of nicotinic acid, when taken in large doses, can cause:

  • (a) Lowered energy production.
  • (b) Loss of weight.
  • (c) Flushing of skin.
  • (d) Higher total blood cholesterol.

5. The B vitamins that can be made by bacteria in the large intestines:

  • (a) Biotin.
  • (b) Vitamin B12.
  • (c) Pantothenic acid.
  • (d) All of the above.

6. Transamination is:

  • (a) A trancelike state resulting from overdoses of folic acid.
  • (b) The synthesis of amino acids from parts of other amino acids.
  • (c) The synthesis of neurotransmitters.
  • (d) The animated state that occurs when all B vitamins are consumed.

7. The following two B vitamins are needed to keep red blood cells healthy:

  • (a) Vitamin B12 and folic acid.
  • (b) Vitamin B6 and thiamin.
  • (c) Vitamin B12 and riboflavin.
  • (d) Vitamin B6 and riboflavin.

8. The B vitamin that helps prevent neural tube defects during pregnancy is:

  • (a) Vitamin B6.
  • (b) Pantothenic acid.
  • (c) Biotin.
  • (d) Folic acid.

9. Glycogen is:

  • (a) Vitamin B13.
  • (b) The storage form of blood sugar.
  • (c) The product of the electron transport chain.
  • (d) Vitamin B5.

10. The energy battery of the body, when fully charged is:

  • (a) AMP, adenosine monophosphate.
  • (b) ADP, adenosine diphosphate.
  • (c) ATP, adenosine triphosphate.
  • (d) All of the above.

11. The main role of vitamin C is:

  • (a) Colloidal production.
  • (b) Energy metabolism.
  • (c) Collagen production.
  • (d) Preventing the common cold.

12. The cure for scurvy is:

  • (a) Citrus fruit.
  • (b) Vitamin C tablets.
  • (c) Fresh vegetables.
  • (d) All of the above.

13. Humans can synthesize vitamin C:

  • (a) In their livers.
  • (b) In the adrenal glands.
  • (c) From sunlight.
  • (d) None of the above.

14. Vitamin C is essential for the synthesis of:

  • (a) Carnitine.
  • (b) Proline.
  • (c) Lysine.
  • (d) Arginine.

15. The organ with the highest levels of vitamin C is:

  • (a) Heart.
  • (b) Adrenals.
  • (c) Pancreas.
  • (d) Bones.

16. Vitamin C:

  • (a) Raises blood cholesterol.
  • (b) Has no effect on blood cholesterol.
  • (c) Lowers blood cholesterol.
  • (d) Raises homocysteine.

17. Vitamin C:

  • (a) Is found in fish and chicken.
  • (b) Does not leach out during cooking.
  • (c) Is rapidly depleted if not present in the diet.
  • (d) Is found in dairy products.

18. Supplemental vitamin C is best if:

  • (a) It is ascorbated and timed-release.
  • (b) Taken as ascorbic acid powder.
  • (c) Taken without bioflavonoids.
  • (d) All of the above.

19. The RDA for adults for vitamin C is:

  • (a) One to two grams per day.
  • (b) 45 to 60 mg per day.
  • (c) 75 to 125 mg per day.
  • (d) 95 to 150 mg per day.

20. Supplementary forms of vitamin C are:

  • (a) Ascorbyl palmitate.
  • (b) Mineral ascorbates.
  • (c) Dehydroascorbate.
  • (d) All of the above.

21. Provitamin A is known as:

  • (a) Retinyl palmitate.
  • (b) Retinal.
  • (c) Beta-carotene.
  • (d) Retinol.

22. The form of vitamin A that helps night vision is:

  • (a) Carotenoids.
  • (b) Retinol.
  • (c) Retinyl palmitate.
  • (d) Retinal.

23. The form of Vitamin A that is an antioxidant is:

  • (a) Retinol.
  • (b) Retinyl esters.
  • (c) Retioic acid.
  • (d) Beta-carotene.

24. Rhodopsin is:

  • (a) Visual purple.
  • (b) Found in rod cells.
  • (c) Made from cis-retinal.
  • (d) All of the above.

25. Goblet cells:

  • (a) Make mucus.
  • (b) Are eye cells.
  • (c) Are important for vision.
  • (d) Are found in skin.

26. Retinoic acid is transported to the cells by:

  • (a) Carbohydrates.
  • (b) Fats.
  • (c) Proteins.
  • (d) All of the above.

27. The food with potentially toxic levels of vitamin A:

  • (a) Carrots.
  • (b) Liver.
  • (c) Cheese.
  • (d) Spinach.

28. Birth defects can be caused by:

  • (a) Overconsumption of carrot juice.
  • (b) Vitamin A supplements at the RDA.
  • (c) Provitamin A carotenoids in food.
  • (d) Overconsumption of vitamin A from liver.

29. To prevent osteoporosis in older people:

  • (a) Minimize vitamin A in the diet and supplements.
  • (b) Take in the RDA of vitamin A.
  • (c) Take in double the RDA of vitamin A.
  • (d) Supplement with the maximum upper limit of vitamin A.

30. The storage form of vitamin A in the liver is:

  • (a) Retinyl palmitate.
  • (b) Retinal.
  • (c) Retinol.
  • (d) Retinoic acid.

31. The form of vitamin D found in fortified food is:

  • (a) Cholecalciferol.
  • (b) Calcidiol.
  • (c) Calcitriol.
  • (d) Ergocalciferol.

32. The most active form of vitamin D is:

  • (a) Cholecalciferol.
  • (b) Calcidiol.
  • (c) Calcitriol.
  • (d) Ergocalciferol.

33. The natural source of vitamin D is:

  • (a) Sunshine.
  • (b) Spinach.
  • (c) Apples.
  • (d) Vitamin D supplements.