100-Item Nutrition Quiz

What is the main function of carbohydrates in the body?

• Build muscle

• Provide energy

• Regulate body temperature

• Protect organs

Which vitamin is essential for blood clotting?

• Vitamin A

• Vitamin C

• Vitamin K

• Vitamin D

What mineral is important for oxygen transport in the blood?

• Calcium

• Iron

• Sodium

• Potassium

Protein is primarily used by the body to:

• Provide energy

• Build and repair tissues

• Regulate blood sugar

• Store fat

Which nutrient is a major source of stored energy in the body?

• Carbohydrates

• Fats

• Proteins

• Vitamins

What is the recommended daily intake of water for an average adult?

• 1 liter

• 2-3 liters

• 4-5 liters

• 500 ml

Which vitamin helps in calcium absorption for strong bones?

• Vitamin A

• Vitamin B12

• Vitamin D

• Vitamin E

What is dietary fiber important for?

• Blood clotting

• Digestive health

• Muscle growth

• Vision

Which food group is the best source of vitamin C?

• Meat

• Fruits and vegetables

• Grains

• Dairy

What is the term for the process of the body breaking down food to release energy?

• Metabolism

• Digestion

• Absorption

• Excretion