NTA Nutritional Science Fundamentals

Question 1

Which macronutrient is the primary source of energy for the human body?

Accepted Answer

Carbohydrates

Answer

Proteins

Answer

Fats

Answer

Vitamins

Question 2

Which vitamin is fat-soluble and essential for blood clotting?

Accepted Answer

Vitamin K

Answer

Vitamin C

Answer

Vitamin A

Answer

Vitamin B12

Question 3

What mineral is important for oxygen transport in the blood?

Accepted Answer

Iron

Answer

Calcium

Answer

Magnesium

Answer

Zinc

Question 4

Which nutrient is essential for building and repairing body tissues?

Accepted Answer

Proteins

Answer

Carbohydrates

Answer

Fats

Answer

Water

Question 5

Which vitamin deficiency causes scurvy?

Accepted Answer

Vitamin C

Answer

Vitamin A

Answer

Vitamin D

Answer

Vitamin E

Question 6

What is the role of dietary fiber in nutrition?

Accepted Answer

Supports digestion

Answer

Provides energy

Answer

Builds muscle

Answer

Supplies vitamins

Question 7

Which macronutrient is the most energy-dense?

Accepted Answer

Fats

Answer

Carbohydrates

Answer

Proteins

Answer

Water

Question 8

Which vitamin is primarily synthesized in the skin upon exposure to sunlight?

Accepted Answer

Vitamin D

Answer

Vitamin B12

Answer

Vitamin K

Answer

Vitamin E

Question 9

Which nutrient helps regulate fluid balance and nerve function?

Accepted Answer

Potassium

Answer

Sodium

Answer

Calcium

Answer

Iron