Q. Which vitamin is essential for calcium absorption in bones?
-
A.
Vitamin A
-
B.
Vitamin B12
-
C.
Vitamin C
-
D.
Vitamin D
Solution
Vitamin D is essential for calcium absorption, which is crucial for bone health.
Correct Answer:
D
— Vitamin D
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Q. Which vitamin is essential for the growth of certain bacteria and is often added to culture media?
-
A.
Vitamin A
-
B.
Vitamin C
-
C.
Vitamin B12
-
D.
Vitamin D
Solution
Vitamin B12 is essential for the growth of certain bacteria and is often added to culture media.
Correct Answer:
C
— Vitamin B12
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Q. Which vitamin is essential for the proper functioning of the enzyme that converts homocysteine to methionine?
-
A.
Vitamin B6
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B.
Vitamin B12
-
C.
Vitamin C
-
D.
Folate
Solution
Vitamin B12 is essential for the enzyme methionine synthase, which converts homocysteine to methionine.
Correct Answer:
B
— Vitamin B12
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Q. Which vitamin is known for its role in calcium absorption?
-
A.
Vitamin A
-
B.
Vitamin C
-
C.
Vitamin D
-
D.
Vitamin K
Solution
Vitamin D is crucial for calcium absorption in the intestines, promoting bone health.
Correct Answer:
C
— Vitamin D
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Q. Which vitamin is most abundant in carrots?
-
A.
Vitamin A
-
B.
Vitamin C
-
C.
Vitamin K
-
D.
Vitamin B12
Solution
Carrots are rich in beta-carotene, which the body converts into Vitamin A.
Correct Answer:
A
— Vitamin A
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Q. Which vitamin is most abundant in egg yolks?
-
A.
Vitamin A
-
B.
Vitamin D
-
C.
Vitamin B12
-
D.
Vitamin E
Solution
Vitamin A is most abundant in egg yolks, contributing to various health benefits.
Correct Answer:
A
— Vitamin A
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Q. Which vitamin is most abundant in milk?
-
A.
Vitamin A
-
B.
Vitamin D
-
C.
Vitamin B12
-
D.
Vitamin C
Solution
Vitamin D is often added to milk and is one of the most abundant vitamins found in fortified milk products.
Correct Answer:
B
— Vitamin D
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Q. Which vitamin is most abundant in oranges?
-
A.
Vitamin A
-
B.
Vitamin B12
-
C.
Vitamin C
-
D.
Vitamin D
Solution
Oranges are well known for their high vitamin C content, which is essential for immune function.
Correct Answer:
C
— Vitamin C
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Q. Which vitamin is particularly abundant in fatty fish?
-
A.
Vitamin A
-
B.
Vitamin C
-
C.
Vitamin D
-
D.
Vitamin K
Solution
Fatty fish are a rich source of Vitamin D, which is important for bone health.
Correct Answer:
C
— Vitamin D
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Q. Which vitamin is particularly abundant in sauerkraut?
-
A.
Vitamin A
-
B.
Vitamin C
-
C.
Vitamin D
-
D.
Vitamin B12
Solution
Sauerkraut is particularly high in Vitamin C, which supports the immune system.
Correct Answer:
B
— Vitamin C
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Q. Which vitamin is primarily involved in the synthesis of collagen?
-
A.
Vitamin A
-
B.
Vitamin B12
-
C.
Vitamin C
-
D.
Vitamin D
Solution
Vitamin C is essential for collagen synthesis, playing a critical role in the hydroxylation of proline and lysine residues.
Correct Answer:
C
— Vitamin C
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Q. Which vitamin is primarily produced when the skin is exposed to sunlight?
-
A.
Vitamin A
-
B.
Vitamin B12
-
C.
Vitamin C
-
D.
Vitamin D
Solution
Vitamin D is primarily produced when the skin is exposed to sunlight.
Correct Answer:
D
— Vitamin D
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Q. Which wavelength range is typically used in UV luminance spectroscopy?
-
A.
200-300 nm
-
B.
300-400 nm
-
C.
400-500 nm
-
D.
500-600 nm
Solution
The typical wavelength range used in UV luminance spectroscopy is 300-400 nm, which is effective for analyzing various biological samples.
Correct Answer:
B
— 300-400 nm
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Q. Why should dented or bulging cans be avoided?
-
A.
They are more expensive
-
B.
They may contain preservatives
-
C.
They can indicate bacterial contamination
-
D.
They have a shorter shelf life
Solution
Dented or bulging cans can indicate that the food inside may be contaminated with bacteria, making them unsafe to consume.
Correct Answer:
C
— They can indicate bacterial contamination
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