The knowledge of deficiency diseases is a key part of science education, especially for students. The deficiency of essential nutrients like vitamins and minerals can lead to various health problems called deficiency diseases. Some of the common diseases are scurvy, anemia, goiter, rickets, and more. Learning about these diseases through multiple choice questions (MCQs) is one of the most effective ways to remember. Below are 25 simple MCQs on deficiency diseases that will help students revise for exams, prepare for quizzes, or just increase their knowledge. Each question comes with the correct answer for easy assessment.
What disease is commonly caused when a person does not get enough vitamin C in their diet?
A) Night blindness
B) Rickets
C) Scurvy
D) Goiter
Correct Answer: C) Scurvy
A child with bowed legs and soft bones may be suffering from which deficiency disease?
A) Rickets
B) Scurvy
C) Kwashiorkor
D) Anemia
Correct Answer: A) Rickets
If someone has very low iron in their blood, what disease are they most likely to get?
A) Diabetes
B) Anemia
C) Obesity
D) Tuberculosis
Correct Answer: B) Anemia
Which vitamin is most important for healthy eyesight and prevents night blindness in children and adults?
A) Vitamin A
B) Vitamin D
C) Vitamin C
D) Vitamin K
Correct Answer: A) Vitamin A
When someone eats only carbohydrates and no proteins, what disease can affect small children in poor areas?
A) Marasmus
B) Kwashiorkor
C) Scurvy
D) Obesity
Correct Answer: B) Kwashiorkor
Lack of iodine in the diet can cause swelling in the neck. What is this condition called?
A) Anemia
B) Goiter
C) Rickets
D) Asthma
Correct Answer: B) Goiter
If a person is extremely thin and weak due to a lack of food and nutrients, what disease is likely?
A) Kwashiorkor
B) Goiter
C) Marasmus
D) Scurvy
Correct Answer: C) Marasmus
Which mineral helps to make hemoglobin in our blood and prevents the disease anemia?
A) Calcium
B) Iron
C) Iodine
D) Zinc
Correct Answer: B) Iron
What happens when someone does not get enough calcium and phosphorus in their body for bone health?
A) Their skin gets dry
B) Their bones become soft
C) They lose eyesight
D) Their blood gets low
Correct Answer: B) Their bones become soft
Children who do not get enough protein and calories suffer from which energy-deficiency disease?
A) Goiter
B) Obesity
C) Marasmus
D) Scurvy
Correct Answer: C) Marasmus
If someone bleeds easily and their wounds take longer to heal, which vitamin might be missing?
A) Vitamin D
B) Vitamin A
C) Vitamin C
D) Vitamin K
Correct Answer: D) Vitamin K
What is the disease called that results from a deficiency of vitamin B1 in the diet?
A) Beriberi
B) Pellagra
C) Scurvy
D) Anemia
Correct Answer: A) Beriberi
Pellagra is a disease that occurs due to the deficiency of which important B-complex vitamin?
A) B6
B) B3 (Niacin)
C) B12
D) B2
Correct Answer: B) B3 (Niacin)
If your body doesn’t get enough sunlight and vitamin D, what bone disease can happen?
A) Goiter
B) Rickets
C) Diabetes
D) Anemia
Correct Answer: B) Rickets
Vitamin C is necessary to keep our gums healthy and to prevent bleeding gum disease.
A) Kwashiorkor
B) Scurvy
C) Beriberi
D) Marasmus
Correct Answer: B) Scurvy
A person feels tired and weak all the time due to a lack of iron. What condition is this?
A) Obesity
B) Anemia
C) Tuberculosis
D) Goiter
Correct Answer: B) Anemia
People living in areas with iodine-deficient soil often suffer from which visible neck disease?
A) Beriberi
B) Rickets
C) Goiter
D) Scurvy
Correct Answer: C) Goiter
Which vitamin helps in blood clotting and prevents excessive bleeding from small cuts or wounds?
A) Vitamin A
B) Vitamin C
C) Vitamin D
D) Vitamin K
Correct Answer: D) Vitamin K
A child with a swollen belly, thin legs, and cracked skin may be suffering from which disease?
A) Goiter
B) Kwashiorkor
C) Anemia
D) Rickets
Correct Answer: B) Kwashiorkor
What is the main cause of marasmus in young children living in poor conditions?
A) Excess sugar
B) Lack of protein and calories
C) Too much fat
D) Lack of exercise
Correct Answer: B) Lack of protein and calories
Deficiency of which vitamin can cause dry skin, poor vision, and frequent eye infections?
A) Vitamin D
B) Vitamin C
C) Vitamin A
D) Vitamin K
Correct Answer: C) Vitamin A
Which vitamin is formed in our skin when sunlight falls on it and helps in bone health?
A) Vitamin A
B) Vitamin B12
C) Vitamin D
D) Vitamin C
Correct Answer: C) Vitamin D
If someone does not include citrus fruits in their diet, what vitamin might they be lacking?
A) Vitamin C
B) Vitamin A
C) Vitamin D
D) Vitamin B1
Correct Answer: A) Vitamin C
What disease is caused by a deficiency of niacin, leading to skin problems, diarrhea, and mental issues?
A) Beriberi
B) Pellagra
C) Marasmus
D) Anemia
Correct Answer: B) Pellagra
A child not growing properly, with weak bones and a lack of energy, may have which condition?
A) Scurvy
B) Kwashiorkor
C) Rickets
D) Goiter
Correct Answer: C) Rickets