Q. Which vitamin is known for its role in vision?
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A.
Vitamin A
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B.
Vitamin C
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C.
Vitamin D
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D.
Vitamin K
Solution
Vitamin A is crucial for vision, particularly in low-light conditions, as it is a component of the visual pigment rhodopsin.
Correct Answer: A — Vitamin A
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Q. Which vitamin is known to be synthesized in the skin upon exposure to sunlight?
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A.
Vitamin A
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B.
Vitamin D
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C.
Vitamin E
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D.
Vitamin K
Solution
Vitamin D is synthesized in the skin when it is exposed to sunlight, specifically UVB radiation.
Correct Answer: B — Vitamin D
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Q. Which vitamin is known to have antioxidant properties?
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A.
Vitamin A
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B.
Vitamin C
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C.
Vitamin E
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D.
All of the above
Solution
Vitamins A, C, and E all have antioxidant properties, helping to protect cells from damage caused by free radicals.
Correct Answer: D — All of the above
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Q. Which vitamin is known to help in the metabolism of carbohydrates?
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A.
Vitamin B1
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B.
Vitamin B2
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C.
Vitamin B3
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D.
All of the above
Solution
Vitamins B1, B2, and B3 all play roles in the metabolism of carbohydrates.
Correct Answer: D — All of the above
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Q. Which vitamin is known to play a role in blood clotting?
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A.
Vitamin A
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B.
Vitamin B12
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C.
Vitamin K
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D.
Vitamin C
Solution
Vitamin K is essential for the synthesis of proteins required for blood clotting.
Correct Answer: C — Vitamin K
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Q. Which vitamin is known to prevent neural tube defects during pregnancy?
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A.
Vitamin A
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B.
Vitamin B9
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C.
Vitamin C
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D.
Vitamin D
Solution
Vitamin B9, also known as folic acid, is known to prevent neural tube defects during pregnancy.
Correct Answer: B — Vitamin B9
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Q. Which vitamin is primarily found in animal products and is crucial for nerve function?
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A.
Vitamin B1
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B.
Vitamin B6
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C.
Vitamin B12
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D.
Vitamin C
Solution
Vitamin B12 is primarily found in animal products and is crucial for nerve function and the production of DNA and red blood cells.
Correct Answer: C — Vitamin B12
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Q. Which vitamin is primarily found in animal products and is crucial for red blood cell formation?
-
A.
Vitamin B1
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B.
Vitamin B12
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C.
Vitamin C
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D.
Vitamin D
Solution
Vitamin B12 is primarily found in animal products and is essential for the formation of red blood cells and DNA synthesis.
Correct Answer: B — Vitamin B12
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Q. Which vitamin is primarily found in animal products and is important for nerve function?
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A.
Vitamin B1
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B.
Vitamin B12
-
C.
Vitamin C
-
D.
Vitamin D
Solution
Vitamin B12 is primarily found in animal products and is crucial for nerve function and the production of DNA and red blood cells.
Correct Answer: B — Vitamin B12
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Q. Which vitamin is primarily involved in calcium absorption?
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A.
Vitamin A
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B.
Vitamin B6
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C.
Vitamin D
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D.
Vitamin E
Solution
Vitamin D plays a crucial role in calcium absorption in the gut and maintaining adequate serum calcium and phosphate levels.
Correct Answer: C — Vitamin D
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Q. Which vitamin is primarily obtained from sunlight?
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A.
Vitamin A
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B.
Vitamin B12
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C.
Vitamin C
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D.
Vitamin D
Solution
Vitamin D is synthesized in the skin upon exposure to sunlight.
Correct Answer: D — Vitamin D
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Q. Which vitamin is synthesized in the skin upon exposure to sunlight?
-
A.
Vitamin A
-
B.
Vitamin B12
-
C.
Vitamin D
-
D.
Vitamin K
Solution
Vitamin D is synthesized in the skin when it is exposed to ultraviolet (UV) rays from sunlight.
Correct Answer: C — Vitamin D
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