Science
easyQ. No. 16194
Deficiency of vitamin B1 (thiamine) causes which disease?
Last Updated:
APellagra
BBeriberi
CScurvy
DNight blindness
Correct Answer: BeriberiYour Answer: B
Explanation
Thiamine deficiency causes beriberi and may also produce Wernicke–Korsakoff syndromes in high-risk adults. Thiamine is crucial for carbohydrate metabolism and nerve function; deficiency may affect the heart, peripheral nerves and muscles. Pellagra is caused by niacin deficiency, scurvy by vitamin C deficiency and night blindness by vitamin A deficiency.
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Nutrition FAQs
Common questions and clear answers for this topic.
What nutrients does the human body need?
The body needs carbohydrates, proteins, fats, vitamins, minerals and water. Dietary fibre also supports digestive and metabolic health. A balanced diet supplies these components in amounts suited to a person’s age, activity and physiological needs.
Which nutrition facts are commonly tested in competitive exams?
Competitive exams commonly test nutrient functions and sources, energy values, vitamin and mineral deficiencies, fat-soluble and water-soluble vitamins, balanced diets, and protein-energy malnutrition such as kwashiorkor and marasmus.
How should nutrient-deficiency questions be revised?
Learn each nutrient as a four-part link: its major dietary sources, principal function, characteristic deficiency and important excess effect. This method makes similar options easier to distinguish.