Vitamins are organic compounds essential for maintaining good health and wellbeing. They play vital roles in various bodily functions, including metabolism, immunity, and digestion. Let’s explore some fundamental multiple-choice questions to enhance our understanding of vitamins.
1. Which vitamin is known as the "sunshine vitamin"?
Answer:
Explanation:
Vitamin D is often referred to as the "sunshine vitamin" because it is produced in your skin in response to sunlight.
2. Which of the following vitamins is water-soluble?
Answer:
Explanation:
Vitamin C is water-soluble, meaning it dissolves in water and is not stored in the body, requiring regular intake through diet.
3. Vitamin K is essential for:
Answer:
Explanation:
Vitamin K plays a crucial role in blood clotting, helping prevent excessive bleeding.
4. Which vitamin is essential for maintaining healthy skin and vision?
Answer:
Explanation:
Vitamin A is vital for maintaining healthy skin, vision, and the immune system.
5. Beriberi is a disease caused by the deficiency of which vitamin?
Answer:
Explanation:
Beriberi is caused by a deficiency of Thiamine (Vitamin B1) and affects the cardiovascular and nervous systems.
6. Which vitamin acts as an antioxidant?
Answer:
Explanation:
Vitamin C has antioxidant properties, protecting cells from damage by neutralizing free radicals.
7. Scurvy is caused by a deficiency of:
Answer:
Explanation:
Scurvy is a disease resulting from a deficiency of Vitamin C, leading to symptoms like gum disease and skin problems.
8. Which vitamin is essential for the absorption of calcium in the body?
Answer:
Explanation:
Vitamin D enhances the absorption of calcium from the small intestine, which is essential for bone health.
9. Vitamin B12 is important for:
Answer:
Explanation:
Vitamin B12 is crucial for nerve function, the formation of red blood cells, and DNA synthesis.
10. Which vitamin aids in the healing of wounds?
Answer:
Explanation:
Vitamin C plays a role in collagen production, which is essential for wound healing.
11. Rickets, a disease characterized by the softening of bones, is caused by a deficiency of which vitamin?
Answer:
Explanation:
Rickets is caused by a deficiency of Vitamin D, leading to the weakening and softening of bones.
12. Night blindness can result from a deficiency of:
Answer:
Explanation:
A deficiency in Vitamin A can lead to night blindness, as this vitamin is essential for vision.
13. Which of the following vitamins is essential for the metabolism of amino acids and fatty acids?
Answer:
Explanation:
Vitamin B6 is involved in the metabolism of amino acids, glycogen, and fatty acids.
14. Which vitamin is synthesized by intestinal bacteria in the human body?
Answer:
Explanation:
Vitamin K can be synthesized by bacteria in the intestines, although dietary intake is also important.
15. Pellagra is a disease caused by the deficiency of which vitamin?
Answer:
Explanation:
Pellagra is characterized by diarrhea, dermatitis, dementia, and can be caused by a deficiency in Niacin (Vitamin B3).