Free Health and Nutrition MCQs with Answers

• A. Vitamin K
• B. Vitamin D
• C. Vitamin c
• D. Vitamin B

Explanation: Vitamin K is needed to produce several clotting factors in the liver, so it is essential for normal blood coagulation.

• A. Measles
• B. Rabbies
• C. Tatnus
• D. Leprosy

Explanation: Tetanus is called lockjaw because its toxin causes painful, sustained contraction of the jaw muscles, making the mouth difficult to open.

• A. Mental Health
• B. Physical Health
• C. Free from Disease
• D. Health as Total Well being

Explanation: WHO defines health as complete physical, mental, and social well-being, not merely the absence of disease.

• A. Cannot be Synthesized
• B. Can be synthesized in human body
• C. Both A & B
• D. None of the above

Explanation: Essential amino acids cannot be synthesized by the human body in sufficient amounts, so they must come from food.

• A. Mineral salts
• B. Calcium
• C. Fats
• D. Sulphur

Explanation: Milk is especially rich in calcium, the mineral needed for strong bones, teeth and normal muscle function.

• A. Strength dominating sports
• B. Endurance Dominating Sports
• C. Both A & B
• D. Neither A nor B

Explanation: Protein is emphasized more in strength-dominant sports because it supports muscle repair and hypertrophy.

• A. Vitamin c
• B. Vitamin D
• C. Vitamin B2
• D. Vitamin B5

Explanation: Vitamin B5, or pantothenic acid, participates in energy metabolism and is commonly linked in basic nutrition texts with the metabolism of…

• A. Adipose Tissue
• B. upperr most layers
• C. Connective Tissue
• D. None of these

Explanation: Excess fatty acids are converted into triglycerides and stored mainly in adipose tissue, which also provides insulation and cushioning.

• A. Healthy vegetables
• B. Green vegetables
• C. White vegetables
• D. None of these

Explanation: Green vegetables such as spinach and broccoli contain provitamin A carotenoids, which the body can convert into vitamin A.

• A. Cardiovascular Disease
• B. Rabies
• C. None of these
• D. Skin Disorder

Explanation: Vitamin B2 deficiency, called riboflavin deficiency, commonly causes skin and mucous-membrane problems such as cracks at the corners of…

• A. Protein
• B. Carbohydrates
• C. Fats
• D. Minerals

Explanation: Yogurt, cheese, and eggs are notable protein foods, and seeds also provide plant protein.

• A. 3
• B. 5
• C. 8
• D. 9

Explanation: Dietary fibre is commonly classified into three types: soluble fibre, insoluble fibre, and resistant starch.

• A. Vitamin A
• B. Vitamin B
• C. Vitamin D
• D. Vitamin C

Explanation: Vitamin D deficiency reduces calcium absorption, weakening bones and increasing the risk of osteoporosis.

• A. Mental diseases
• B. Blood Disease
• C. Cadiovascular Disease
• D. None of these

Explanation: A diet high in saturated fat can raise LDL cholesterol, encouraging plaque buildup in arteries and increasing cardiovascular-disease risk.

• A. Iron
• B. Coper
• C. Calcium
• D. None of these

Explanation: Dried fruits such as raisins, dates and apricots provide useful dietary iron, which supports haemoglobin formation.

• A. Carbohydrates
• B. Minerals
• C. proteins
• D. Fats

Explanation: Carbohydrates, fats and proteins are macronutrients because the body needs them in relatively large amounts.

• A. Vitamin A
• B. Vitamin B
• C. Vitamin c
• D. Vitamin D

Explanation: Citrus fruits are especially rich in vitamin C, which supports collagen formation and helps improve absorption of non-haem iron.

• A. Nitrous oxide
• B. CO2
• C. CFCS
• D. Nitric Oxide

Explanation: Nitric oxide is part of the nitrogen-oxide group that reacts in the atmosphere to form nitric acid, contributing to acid rain.

• A. Cardiac cycle
• B. Digestive Tract
• C. Liver
• D. Assimilation process

Explanation: Carbohydrate digestion begins in the mouth and is completed mainly in the small intestine, where complex carbohydrates are broken down…

• A. Base
• B. Gulocose
• C. Amino Acid
• D. HCL

Explanation: Erepsin is a protein-digesting intestinal enzyme that breaks peptones and peptides down into amino acids.