- By Sarju Saran Tiwari
- Thu, 16 Oct 2025 04:07 PM (IST)
- Source:JND
GK Quizzes With Answer: A deficiency disease is a medical condition characterized by a low intake of nutrients, such as vitamins and minerals, that the body needs to function properly. These nutrients are typically obtained through food, and deficiencies can lead to a variety of health problems and symptoms, depending on the specific nutrient.
This quiz will be very useful for school and college students preparing for science papers, competitive exams, and, in general, for readers who want to learn about the different types of deficiency diseases.
List of Top 10 GK Questions with Explanation on Deficiency Diseases:
1. Which vitamin deficiency causes Night Blindness?
A) Vitamin A
B) Vitamin B12
C) Vitamin C
D) Vitamin D
Answer: A) Vitamin A
Explanation: Vitamin A is essential for the production of rhodopsin, a protein in the retina that helps us see in low light. A deficiency in vitamin A can lead to night blindness, making it difficult to see in dim light.
2. Which mineral deficiency causes Goitre?
A) Iron
B) Iodine
C) Calcium
D) Zinc
Answer: B) Iodine
Explanation: Iodine is crucial for the production of thyroid hormones. A deficiency in iodine can lead to goitre, a condition characterized by an enlarged thyroid gland.
3. Which vitamin deficiency causes Scurvy?
A) Vitamin A
B) Vitamin C
C) Vitamin D
D) Vitamin K
Answer: B) Vitamin C
Explanation: Vitamin C is essential for collagen production and iron absorption. A deficiency in vitamin C can lead to scurvy, a condition characterized by fatigue, bleeding gums, and joint pain.
4. Which vitamin deficiency causes Rickets?
A) Vitamin A
B) Vitamin D
C) Vitamin C
D) Vitamin B12
Answer: B) Vitamin D
Explanation: Vitamin D is essential for calcium absorption and bone health. A deficiency in vitamin D can lead to rickets, a condition characterized by soft and weakened bones in children.
5. Which mineral deficiency causes Anaemia?
A) Iron
B) Calcium
C) Zinc
D) Magnesium
Answer: A) Iron
Explanation: Iron is essential for the production of hemoglobin, a protein in red blood cells that carries oxygen. A deficiency in iron can lead to anemia, a condition characterized by fatigue, weakness, and shortness of breath.
6. Which vitamin deficiency causes Beriberi?
A) Vitamin B1
B) Vitamin B12
C) Vitamin C
D) Vitamin D
Answer: A) Vitamin B1
Explanation: Vitamin B1, also known as thiamine, is essential for energy production and nerve function. A deficiency in vitamin B1 can lead to beriberi, a condition characterized by weakness, fatigue, and nerve damage.
7. Which vitamin deficiency causes Pellagra?
A) Vitamin B3
B) Vitamin B12
C) Vitamin C
D) Vitamin D
Answer: A) Vitamin B3
Explanation: Vitamin B3, also known as niacin, is essential for energy production and skin health. A deficiency in vitamin B3 can lead to pellagra, a condition characterized by skin inflammation, diarrhea, and dementia.
8. Which mineral deficiency causes Osteoporosis?
A) Calcium
B) Iron
C) Zinc
D) Magnesium
Answer: A) Calcium
Explanation: Calcium is essential for bone health and density. A deficiency in calcium can lead to osteoporosis, a condition characterized by weakened bones and increased risk of fractures.
9. Which vitamin deficiency causes Xerophthalmia?
A) Vitamin A
B) Vitamin C
C) Vitamin D
D) Vitamin K
Answer: A) Vitamin A
Explanation: Vitamin A is essential for eye health and vision. A deficiency in vitamin A can lead to xerophthalmia, a condition characterized by dry eyes, night blindness, and impaired vision.
10. Which vitamin deficiency causes Excessive Bleeding?
A) Vitamin K
B) Vitamin C
C) Vitamin D
D) Vitamin B12
Answer: A) Vitamin K
Explanation: Vitamin K is essential for blood clotting and coagulation. A deficiency in vitamin K can lead to excessive bleeding and bruising.