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easyQ. No. 16203

What is a major digestive benefit of adequate dietary fibre?

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This question tests a core concept of human nutrition: Dietary fibre adds bulk, retains water and supports bowel movement, thereby helping prevent constipation. Understanding this relationship helps explain how the body obtains energy, builds tissues, maintains immunity and prevents deficiency disease. The correct answer is It prevents constipation. Students should connect the nutrient with its principal function, common dietary sources and characteristic deficiency or excess.

AIt prevents constipation
BIt supplies vitamin D
CIt directly builds muscle
DIt replaces body water
Correct Answer: It prevents constipationYour Answer: A

Explanation

Correct answer: It prevents constipation. Dietary fibre adds bulk, retains water and supports bowel movement, thereby helping prevent constipation. Fibre does not supply vitamin D, directly construct muscle protein or substitute for adequate fluid intake.

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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.

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