Nutrition Quiz 1

What are the three main types of macronutrients?

• Vitamins, minerals, and water

• Proteins, carbohydrates, and fats

• Fiber, starch, and antioxidants

• Amino acids, sugars, and peptides

Answer explanation

The three main types of macronutrients are proteins, carbohydrates, and fats.

Which vitamin is primarily responsible for preventing night blindness?

• Vitamin A

• Vitamin B12

• Vitamin C

• Vitamin D

Answer explanation

Vitamin A is primarily responsible for preventing night blindness.

What is the primary function of carbohydrates in the human body?

• To provide structural support

• To store and provide energy

• To speed up chemical reactions

• To transport oxygen in blood

Answer explanation

Carbohydrates in the human body primarily function to store and provide energy, making them a crucial source of fuel for various bodily functions.

Which food group is rich in dietary fiber and essential for proper digestive health?

• Dairy products

• Fruits and vegetables

• Meats and alternatives

• Fats and oils

Answer explanation

Fruits and vegetables are rich in dietary fiber and essential for proper digestive health, making them the correct choice.

What micronutrient is essential for the synthesis of collagen?

• Iron

• Calcium

• Vitamin C

• Potassium

Answer explanation

Vitamin C is essential for the synthesis of collagen.

Which macronutrient is most dense in calories per gram?

• Carbohydrates

• Proteins

• Fats

• Fiber

Answer explanation

Fats are the most dense in calories per gram compared to carbohydrates, proteins, and fiber.

Which food group primarily provides protein?

• Grains

• Dairy

• Meat and alternatives

• Fruits

Answer explanation

The food group that primarily provides protein is Meat and alternatives.

What is the role of micronutrients in the body?

• Provide energy

• Build and repair tissues

• Regulate body processes

• All of the above

Answer explanation

Micronutrients play a crucial role in regulating various body processes such as metabolism, immune function, and cell signaling.

Which of the following is NOT a source of complex carbohydrates?

• Whole grains

• Legumes

• Leafy greens

• Table sugar

Answer explanation

Table sugar is NOT a source of complex carbohydrates, unlike whole grains, legumes, and leafy greens.

What is the recommended daily intake of fruits and vegetables according to most dietary guidelines?

• 1-2 servings

• 2-3 servings

• 5-9 servings

• 10-12 servings

Answer explanation

Most dietary guidelines recommend a daily intake of 5-9 servings of fruits and vegetables to ensure a balanced and healthy diet.