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easyQ. No. 16218

What is a prebiotic?

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AA substrate selectively used by beneficial microorganisms
BA live bacterial culture itself
CAn antibiotic drug
DA complete protein
Correct Answer: A substrate selectively used by beneficial microorganismsYour Answer: A

Explanation

Correct answer: A substrate selectively used by beneficial microorganisms. A prebiotic is a substrate selectively utilized by host microorganisms that confers a health benefit. A live culture is a probiotic, antibiotics suppress susceptible microbes and complete protein concerns amino-acid composition.

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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.