Biology

Deficiency Diseases and Disorders

722 Questions

Deficiency diseases and disorders are caused by a lack of essential nutrients, vitamins, and minerals in the diet or environment. This includes conditions like anemia, goitre, and night blindness. Practice these questions to prepare for general science exams.

Vitamin deficiency symptomsMineral deficiency disordersMalnutrition conceptsHormonal and specific diseases

Deficiency Diseases and Disorders Questions

Multiple choice

Which nutrient deficiency is the most common cause of blindness in children?

  1. Vitamin A deficiency

  2. Iron deficiency

  3. Iodine deficiency

  4. Zinc deficiency
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Vitamin A deficiency is the leading cause of blindness in children, particularly in developing countries, due to its role in maintaining healthy vision.

Multiple choice

What is the term for the condition resulting from an excessive intake of nutrients?

  1. Malnutrition

  2. Overnutrition

  3. Obesity

  4. Hypernutrition
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Overnutrition, also known as hypernutrition, refers to the condition resulting from an excessive intake of nutrients, often leading to health problems such as obesity and chronic diseases.

Multiple choice

Which nutrient deficiency is the leading cause of intellectual impairment in children?

  1. Iodine deficiency

  2. Iron deficiency

  3. Zinc deficiency

  4. Vitamin B12 deficiency
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Iodine deficiency is the leading cause of intellectual impairment in children, as it is essential for proper brain development during pregnancy and early childhood.

Multiple choice

What is the term for the condition resulting from an inadequate intake of calories and essential nutrients?

  1. Undernutrition

  2. Malnutrition

  3. Starvation

  4. Wasting
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Undernutrition, also known as malnutrition, refers to the condition resulting from an inadequate intake of calories and essential nutrients, leading to various health problems.

Multiple choice

Which nutrient deficiency is the leading cause of anemia worldwide?

  1. Iron deficiency

  2. Vitamin B12 deficiency

  3. Folate deficiency

  4. Vitamin C deficiency
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Iron deficiency is the leading cause of anemia worldwide, particularly among women and children, due to its role in the production of red blood cells.

Multiple choice

Which nutrient deficiency is the leading cause of goiter, a swelling of the thyroid gland?

  1. Iodine deficiency

  2. Iron deficiency

  3. Zinc deficiency

  4. Vitamin A deficiency
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Iodine deficiency is the leading cause of goiter, as iodine is essential for the production of thyroid hormones.

Multiple choice

What is the term for the condition resulting from an inadequate intake of protein?

  1. Protein Deficiency

  2. Kwashiorkor

  3. Marasmus

  4. PEM
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Protein Deficiency refers to the condition resulting from an inadequate intake of protein, leading to various health problems, including stunted growth and weakened immune system.

Multiple choice

Which nutrient deficiency is the leading cause of scurvy, a disease characterized by bleeding gums and impaired wound healing?

  1. Vitamin C deficiency

  2. Vitamin A deficiency

  3. Vitamin D deficiency

  4. Vitamin B12 deficiency
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Vitamin C deficiency is the leading cause of scurvy, as vitamin C is essential for the production of collagen, a protein that helps maintain healthy skin, bones, and blood vessels.

Multiple choice

What is the term for the condition resulting from an inadequate intake of carbohydrates?

  1. Carbohydrate Deficiency

  2. Kwashiorkor

  3. Marasmus

  4. PEM
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Carbohydrate Deficiency refers to the condition resulting from an inadequate intake of carbohydrates, leading to fatigue, weakness, and impaired cognitive function.

Multiple choice

Which nutrient deficiency is the leading cause of rickets, a bone disease characterized by soft and weakened bones?

  1. Vitamin D deficiency

  2. Calcium deficiency

  3. Phosphorus deficiency

  4. Magnesium deficiency
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Vitamin D deficiency is the leading cause of rickets, as vitamin D is essential for the absorption of calcium and phosphorus, which are necessary for bone mineralization.

Multiple choice

What is the term for the condition resulting from an inadequate intake of fats?

  1. Fat Deficiency

  2. Kwashiorkor

  3. Marasmus

  4. PEM
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Fat Deficiency refers to the condition resulting from an inadequate intake of fats, leading to dry skin, hair loss, and impaired immune function.

Multiple choice

Which nutrient deficiency is the leading cause of pellagra, a disease characterized by dermatitis, diarrhea, and dementia?

  1. Niacin deficiency

  2. Vitamin B1 deficiency

  3. Vitamin B2 deficiency

  4. Vitamin B6 deficiency
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Niacin deficiency is the leading cause of pellagra, as niacin is essential for the metabolism of carbohydrates, proteins, and fats.

Multiple choice

What is the term for the condition resulting from an inadequate intake of vitamins and minerals?

  1. Micronutrient Deficiency

  2. Kwashiorkor

  3. Marasmus

  4. PEM
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Micronutrient Deficiency refers to the condition resulting from an inadequate intake of vitamins and minerals, leading to various health problems, including impaired immune function and increased susceptibility to infections.

Multiple choice

Which of the following is NOT a potential side effect of long-term proton pump inhibitor (PPI) use?

  1. Increased risk of osteoporosis

  2. Vitamin B12 deficiency

  3. Kidney damage

  4. Improved digestion
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Improved digestion is not a potential side effect of long-term PPI use. In fact, PPIs can reduce stomach acid production, which may lead to impaired digestion.

Multiple choice

Which of the following is a potential challenge associated with veganism?

  1. Vitamin B12 Deficiency

  2. Protein Deficiency

  3. Iron Deficiency

  4. All of the Above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Veganism can pose challenges in obtaining certain nutrients, such as vitamin B12, protein, and iron, which are typically found in animal products.