Q. Which vitamin can be synthesized by the body when exposed to sunlight?
A.
Vitamin A
B.
Vitamin B12
C.
Vitamin C
D.
Vitamin D
Show solution
Solution
Vitamin D can be synthesized by the body when the skin is exposed to sunlight.
Correct Answer:
D
— Vitamin D
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Q. Which vitamin deficiency can lead to night blindness?
A.
Vitamin A
B.
Vitamin B12
C.
Vitamin C
D.
Vitamin D
Show solution
Solution
A deficiency in Vitamin A can lead to night blindness, as it is crucial for maintaining healthy vision.
Correct Answer:
A
— Vitamin A
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Q. Which vitamin deficiency can lead to scurvy?
A.
Vitamin A
B.
Vitamin C
C.
Vitamin K
D.
Vitamin B1
Show solution
Solution
A deficiency in Vitamin C can lead to scurvy, characterized by symptoms such as bleeding gums and fatigue.
Correct Answer:
B
— Vitamin C
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Q. Which vitamin is a powerful antioxidant?
A.
Vitamin A
B.
Vitamin C
C.
Vitamin E
D.
Vitamin D
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Solution
Vitamin E is known for its antioxidant properties, helping to protect cells from oxidative damage.
Correct Answer:
C
— Vitamin E
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Q. Which vitamin is also known as thiamine?
A.
Vitamin B1
B.
Vitamin B2
C.
Vitamin B3
D.
Vitamin B6
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Solution
Vitamin B1 is also known as thiamine and is important for carbohydrate metabolism and nerve function.
Correct Answer:
A
— Vitamin B1
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Q. Which vitamin is crucial for red blood cell formation?
A.
Vitamin B6
B.
Vitamin B12
C.
Vitamin C
D.
Vitamin D
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Solution
Vitamin B12 is crucial for the formation of red blood cells and the maintenance of the nervous system.
Correct Answer:
B
— Vitamin B12
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Q. Which vitamin is essential for the synthesis of coenzyme A?
A.
Vitamin B1
B.
Vitamin B2
C.
Vitamin B5
D.
Vitamin B12
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Solution
Vitamin B5, also known as pantothenic acid, is essential for the synthesis of coenzyme A, which is important in fatty acid metabolism.
Correct Answer:
C
— Vitamin B5
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Q. Which vitamin is essential for the synthesis of retinal?
A.
Vitamin A
B.
Vitamin B2
C.
Vitamin C
D.
Vitamin D
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Solution
Vitamin A is essential for the synthesis of retinal, which is important for vision.
Correct Answer:
A
— Vitamin A
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Q. Which vitamin is important for blood clotting?
A.
Vitamin K
B.
Vitamin D
C.
Vitamin B6
D.
Vitamin C
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Solution
Vitamin K is essential for the synthesis of proteins required for blood clotting.
Correct Answer:
A
— Vitamin K
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Q. Which vitamin is important for the metabolism of amino acids?
A.
Vitamin B1
B.
Vitamin B6
C.
Vitamin B12
D.
Vitamin C
Show solution
Solution
Vitamin B6 is important for amino acid metabolism and the synthesis of neurotransmitters.
Correct Answer:
B
— Vitamin B6
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Q. Which vitamin is important for the metabolism of carbohydrates and amino acids?
A.
Vitamin B1
B.
Vitamin B2
C.
Vitamin B6
D.
All of the above
Show solution
Solution
Vitamins B1, B2, and B6 all play important roles in the metabolism of carbohydrates and amino acids.
Correct Answer:
D
— All of the above
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Q. Which vitamin is important for the metabolism of carbohydrates?
A.
Vitamin B1
B.
Vitamin B2
C.
Vitamin B3
D.
Vitamin B6
Show solution
Solution
Vitamin B1, also known as thiamine, is important for carbohydrate metabolism.
Correct Answer:
A
— Vitamin B1
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Q. Which vitamin is important for the metabolism of fatty acids?
A.
Vitamin B1
B.
Vitamin B2
C.
Vitamin B3
D.
Vitamin B5
Show solution
Solution
Vitamin B5, also known as pantothenic acid, is important for the metabolism of fatty acids.
Correct Answer:
D
— Vitamin B5
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Q. Which vitamin is important for vision and immune function?
A.
Vitamin A
B.
Vitamin B2
C.
Vitamin C
D.
Vitamin K
Show solution
Solution
Vitamin A is crucial for vision, particularly in low-light conditions, and also plays a role in immune function.
Correct Answer:
A
— Vitamin A
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Q. Which vitamin is involved in blood clotting?
A.
Vitamin A
B.
Vitamin B12
C.
Vitamin K
D.
Vitamin E
Show solution
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 involved in the metabolism of carbohydrates and fats?
A.
Vitamin B1
B.
Vitamin B2
C.
Vitamin B3
D.
All of the above
Show solution
Solution
Vitamins B1, B2, and B3 all play roles in the metabolism of carbohydrates and fats.
Correct Answer:
D
— All of the above
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Q. Which vitamin is known as ascorbic acid?
A.
Vitamin A
B.
Vitamin B12
C.
Vitamin C
D.
Vitamin D
Show solution
Solution
Vitamin C is also known as ascorbic acid, which is essential for the growth and repair of tissues.
Correct Answer:
C
— Vitamin C
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Q. Which vitamin is known as the 'sunshine vitamin'?
A.
Vitamin A
B.
Vitamin D
C.
Vitamin E
D.
Vitamin K
Show solution
Solution
Vitamin D is often referred to as the 'sunshine vitamin' because it is produced in the skin in response to sunlight.
Correct Answer:
B
— Vitamin D
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Q. Which vitamin is known for its antioxidant properties?
A.
Vitamin A
B.
Vitamin C
C.
Vitamin E
D.
All of the above
Show solution
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 for its role in red blood cell formation?
A.
Vitamin B6
B.
Vitamin B12
C.
Vitamin C
D.
Vitamin D
Show solution
Solution
Vitamin B12 is crucial for the formation of red blood cells and the maintenance of the nervous system.
Correct Answer:
B
— Vitamin B12
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Q. Which vitamin is known for its role in vision?
A.
Vitamin A
B.
Vitamin C
C.
Vitamin D
D.
Vitamin K
Show solution
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?
A.
Vitamin A
B.
Vitamin D
C.
Vitamin E
D.
Vitamin K
Show solution
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?
A.
Vitamin A
B.
Vitamin C
C.
Vitamin E
D.
All of the above
Show solution
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?
A.
Vitamin B1
B.
Vitamin B2
C.
Vitamin B3
D.
All of the above
Show solution
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?
A.
Vitamin A
B.
Vitamin B12
C.
Vitamin K
D.
Vitamin C
Show solution
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?
A.
Vitamin A
B.
Vitamin B9
C.
Vitamin C
D.
Vitamin D
Show solution
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?
A.
Vitamin B1
B.
Vitamin B6
C.
Vitamin B12
D.
Vitamin C
Show solution
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
B.
Vitamin B12
C.
Vitamin C
D.
Vitamin D
Show solution
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?
A.
Vitamin B1
B.
Vitamin B12
C.
Vitamin C
D.
Vitamin D
Show solution
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?
A.
Vitamin A
B.
Vitamin B6
C.
Vitamin D
D.
Vitamin E
Show solution
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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Showing 1 to 30 of 31 (2 Pages)
Vitamins MCQ & Objective Questions
Vitamins play a crucial role in maintaining our health and well-being, making them an essential topic for students preparing for exams. Understanding vitamins not only helps in scoring better but also enhances overall knowledge in biology. Practicing MCQs and objective questions on vitamins can significantly improve your exam preparation, allowing you to tackle important questions with confidence.
What You Will Practise Here
Types of vitamins: water-soluble and fat-soluble
Functions and sources of essential vitamins
Deficiency diseases associated with vitamin lack
Recommended dietary allowances (RDA) for different age groups
Role of vitamins in metabolic processes
Common food sources rich in vitamins
Interactions between vitamins and minerals
Exam Relevance
The topic of vitamins is frequently covered in various educational boards, including CBSE and State Boards, as well as competitive exams like NEET and JEE. Questions often focus on the identification of vitamin sources, their functions, and the consequences of deficiencies. Students can expect multiple-choice questions that require them to apply their understanding of vitamins in practical scenarios, making it essential to master this topic.
Common Mistakes Students Make
Confusing water-soluble vitamins with fat-soluble vitamins
Overlooking the importance of dietary sources in vitamin-related questions
Misunderstanding the symptoms of vitamin deficiencies
Failing to remember the RDA for various vitamins
Neglecting the role of vitamins in metabolic pathways
FAQs
Question: What are the main functions of vitamin C?Answer: Vitamin C is essential for the growth and repair of tissues, acts as an antioxidant, and aids in the absorption of iron.
Question: How can I ensure I get enough vitamins in my diet?Answer: A balanced diet rich in fruits, vegetables, whole grains, and lean proteins can help meet your vitamin requirements.
Don't miss the opportunity to enhance your understanding of vitamins! Solve practice MCQs and test your knowledge to excel in your exams. Remember, consistent practice is the key to success!
