Biology MCQs

Human Nutrition MCQs with Answers

Which of the following is considered a macronutrient?
a) Vitamin C
b) Iron
c) Protein
d) Zinc
Answer: c) Protein

Which nutrient is the primary source of energy for the body?
a) Carbohydrates
b) Fiber
c) Fats
d) Minerals
Answer: a) Carbohydrates

Which vitamin is essential for blood clotting?
a) Vitamin C
b) Vitamin D
c) Vitamin K
d) Vitamin B12
Answer: c) Vitamin K

Which of the following minerals is necessary for strong bones and teeth?
a) Potassium
b) Calcium
c) Magnesium
d) Sodium
Answer: b) Calcium

Which of the following is a good source of omega-3 fatty acids?
a) Olive oil
b) Avocado
c) Salmon
d) Almonds
Answer: c) Salmon

Which nutrient is essential for transporting oxygen in the blood?
a) Iron
b) Zinc
c) Vitamin C
d) Vitamin A
Answer: a) Iron

Which of the following is a fat-soluble vitamin?
a) Vitamin C
b) Vitamin B12
c) Vitamin D
d) Vitamin B6
Answer: c) Vitamin D

Which nutrient is primarily responsible for building and repairing body tissues?
a) Carbohydrates
b) Fats
c) Proteins
d) Fiber
Answer: c) Proteins

Which of the following is an example of a complex carbohydrate?
a) Table sugar
b) White bread
c) Brown rice
d) Soda
Answer: c) Brown rice

Which mineral is important for regulating fluid balance in the body?
a) Sodium
b) Iron
c) Calcium
d) Potassium
Answer: d) Potassium

Which of the following nutrients provides the most energy per gram?
a) Carbohydrates
b) Proteins
c) Fats
d) Vitamins
Answer: c) Fats

Which vitamin is synthesized by the body when exposed to sunlight?
a) Vitamin A
b) Vitamin B12
c) Vitamin D
d) Vitamin K
Answer: c) Vitamin D

Which of the following foods is a complete protein source?
a) Rice
b) Lentils
c) Eggs
d) Spinach
Answer: c) Eggs

Which nutrient is necessary for maintaining healthy vision?
a) Vitamin C
b) Vitamin D
c) Vitamin A
d) Vitamin B6
Answer: c) Vitamin A

Which of the following is a good source of vitamin C?
a) Oranges
b) Beef
c) Nuts
d) Yogurt
Answer: a) Oranges

Which mineral is essential for the formation of hemoglobin?
a) Calcium
b) Iron
c) Zinc
d) Potassium
Answer: b) Iron

Which of the following nutrients is important for maintaining healthy skin?
a) Vitamin K
b) Vitamin E
c) Vitamin B12
d) Vitamin D
Answer: b) Vitamin E

Which nutrient is the main structural component of the body’s cells?
a) Carbohydrates
b) Proteins
c) Fats
d) Vitamins
Answer: b) Proteins

Which of the following is a good source of dietary fiber?
a) Chicken breast
b) White rice
c) Broccoli
d) Ice cream
Answer: c) Broccoli

Which vitamin is necessary for the absorption of calcium?
a) Vitamin C
b) Vitamin D
c) Vitamin A
d) Vitamin B12
Answer: b) Vitamin D

Which of the following nutrients provides a concentrated source of energy for the body?
a) Carbohydrates
b) Proteins
c) Fats
d) Minerals
Answer: c) Fats

Which vitamin is important for collagen synthesis and wound healing?
a) Vitamin C
b) Vitamin B12
c) Vitamin K
d) Vitamin A
Answer: a) Vitamin C

Which nutrient is important for the production of red blood cells?
a) Iron
b) Zinc
c) Calcium
d) Sodium
Answer: a) Iron

Which of the following is a good source of vitamin B12?
a) Apples
b) Chicken
c) Spinach
d) Milk
Answer: d) Milk

Which mineral is important for maintaining a healthy nervous system?
a) Potassium
b) Iron
c) Calcium
d) Sodium
Answer: a) Potassium

Which of the following nutrients is important for brain function?
a) Carbohydrates
b) Fats
c) Proteins
d) Fiber
Answer: b) Fats

Which vitamin is necessary for the absorption of iron?
a) Vitamin C
b) Vitamin D
c) Vitamin K
d) Vitamin A
Answer: a) Vitamin C

Which nutrient is the body’s preferred source of energy during prolonged exercise?
a) Carbohydrates
b) Proteins
c) Fats
d) Vitamins
Answer: a) Carbohydrates

Which of the following is a good source of vitamin A?
a) Bananas
b) Red meat
c) Whole grains
d) Citrus fruits
Answer: b) Red meat

Which mineral is important for proper thyroid function?
a) Sodium
b) Iron
c) Iodine
d) Potassium
Answer: c) Iodine

Which nutrient is important for the production of antibodies?
a) Carbohydrates
b) Proteins
c) Fats
d) Fiber
Answer: b) Proteins

Which of the following is a good source of vitamin E?
a) Tomatoes
b) Eggs
c) Avocado
d) Potatoes
Answer: c) Avocado

Which vitamin is necessary for the production of collagen?
a) Vitamin C
b) Vitamin D
c) Vitamin K
d) Vitamin A
Answer: a) Vitamin C

Which nutrient is important for maintaining healthy bones and teeth?
a) Vitamin C
b) Vitamin D
c) Calcium
d) Iron
Answer: c) Calcium

Which of the following is a good source of dietary fiber?
a) Cheese
b) White bread
c) Oatmeal
d) Soft drinks
Answer: c) Oatmeal

Which nutrient is important for the production of hormones?
a) Carbohydrates
b) Fats
c) Proteins
d) Vitamins
Answer: b) Fats

Which vitamin is necessary for the absorption of vitamin B12?
a) Vitamin C
b) Vitamin D
c) Vitamin K
d) Vitamin A
Answer: a) Vitamin C

Which of the following is a good source of vitamin K?
a) Apples
b) Fish
c) Grapes
d) Potatoes
Answer: b) Fish

Which mineral is important for maintaining a healthy immune system?
a) Iron
b) Zinc
c) Calcium
d) Sodium
Answer: b) Zinc

Which nutrient is the body’s main source of antioxidants?
a) Carbohydrates
b) Fats
c) Proteins
d) Vitamins
Answer: d) Vitamins

Which vitamin is important for the absorption of iron?
a) Vitamin C
b) Vitamin D
c) Vitamin K
d) Vitamin A
Answer: a) Vitamin C

Which nutrient is necessary for the production of energy in cells?
a) Carbohydrates
b) Proteins
c) Fats
d) Fiber
Answer: a) Carbohydrates

Which of the following is a good source of vitamin D?
a) Mushrooms
b) Chicken
c) Spinach
d) Milk
Answer: a) Mushrooms

Which mineral is important for maintaining healthy teeth and gums?
a) Potassium
b) Iron
c) Calcium
d) Sodium
Answer: c) Calcium

Which nutrient is important for the production of enzymes?
a) Carbohydrates
b) Fats
c) Proteins
d) Vitamins
Answer: c) Proteins

Which vitamin is necessary for the synthesis of DNA?
a) Vitamin C
b) Vitamin D
c) Vitamin K
d) Vitamin B12
Answer: d) Vitamin B12

Which of the following is a good source of vitamin B6?
a) Apples
b) Red meat
c) Whole grains
d) Citrus fruits
Answer: c) Whole grains

Which nutrient is important for the growth and development of body tissues?
a) Carbohydrates
b) Proteins
c) Fats
d) Minerals
Answer: b) Proteins

Which of the following is a good source of dietary fiber?
a) Chicken breast
b) White rice
c) Broccoli
d) Ice cream
Answer: c) Broccoli

Which mineral is important for maintaining healthy blood pressure levels?
a) Sodium
b) Iron
c) Calcium
d) Potassium
Answer: d) Potassium

Which nutrient is the body’s main source of energy during intense physical activity?
a) Carbohydrates
b) Proteins
c) Fats
d) Vitamins
Answer: a) Carbohydrates

Which vitamin is important for the production of collagen in the skin?
a) Vitamin C
b) Vitamin B12
c) Vitamin K
d) Vitamin A
Answer: a) Vitamin C

Which nutrient is important for the production of red blood cells?
a) Iron
b) Zinc
c) Calcium
d) Sodium
Answer: a) Iron

Which of the following is a good source of vitamin B12?
a) Apples
b) Chicken
c) Spinach
d) Milk
Answer: d) Milk

Which mineral is important for maintaining a healthy nervous system?
a) Potassium
b) Iron
c) Calcium
d) Sodium
Answer: a) Potassium

Which of the following nutrients is important for brain health and cognitive function?
a) Carbohydrates
b) Fats
c) Proteins
d) Fiber
Answer: b) Fats

Which vitamin is necessary for the absorption of iron?
a) Vitamin C
b) Vitamin D
c) Vitamin K
d) Vitamin A
Answer: a) Vitamin C

Which nutrient is the body’s primary fuel source during prolonged exercise?
a) Carbohydrates
b) Proteins
c) Fats
d) Vitamins
Answer: a) Carbohydrates

Which of the following is a good source of vitamin A?
a) Bananas
b) Red meat
c) Whole grains
d) Citrus fruits
Answer: b) Red meat

Which mineral is important for the proper functioning of the thyroid gland?
a) Sodium
b) Iron
c) Iodine
d) Potassium
Answer: c) Iodine

Which nutrient is important for the production of antibodies?
a) Carbohydrates
b) Proteins
c) Fats
d) Fiber
Answer: b) Proteins

Which of the following is a good source of vitamin E?
a) Tomatoes
b) Eggs
c) Avocado
d) Potatoes
Answer: c) Avocado

Which vitamin is necessary for the production of collagen?
a) Vitamin C
b) Vitamin D
c) Vitamin K
d) Vitamin A
Answer: a) Vitamin C

Which nutrient is important for maintaining healthy bones and teeth?
a) Vitamin C
b) Vitamin D
c) Calcium
d) Iron
Answer: c) Calcium

Which of the following is a good source of dietary fiber?
a) Cheese
b) White bread
c) Oatmeal
d) Soft drinks
Answer: c) Oatmeal

Which nutrient is important for the production of hormones?
a) Carbohydrates
b) Fats
c) Proteins
d) Vitamins
Answer: b) Fats

Which vitamin is necessary for the absorption of vitamin B12?
a) Vitamin C
b) Vitamin D
c) Vitamin K
d) Vitamin A
Answer: a) Vitamin C

Which of the following is a good source of vitamin K?
a) Apples
b) Fish
c) Grapes
d) Potatoes
Answer: b) Fish

Which mineral is important for maintaining a healthy immune system?
a) Iron
b) Zinc
c) Calcium
d) Sodium
Answer: b) Zinc

Which nutrient is the body’s main source of antioxidants?
a) Carbohydrates
b) Fats
c) Proteins
d) Vitamins
Answer: d) Vitamins

 

 

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