Food and nutrition WAEC past questions and answers

Food and nutrition WAEC past questions and answers

What is the primary function of carbohydrates in the body?

a) Energy storage

b) Muscle building

c) Vitamin absorption

d) Water balance

Answer: a) Energy storage

Which vitamin is essential for calcium absorption?

a) Vitamin A

b) Vitamin C

c) Vitamin D

d) Vitamin K

Answer: c) Vitamin D

What nutrient is the body's main source of long-term energy?

a) Protein

b) Fat

c) Fiber

d) Vitamins

Answer: b) Fat

Which mineral is crucial for maintaining healthy blood pressure?

a) Iron

b) Calcium

c) Potassium

d) Zinc

Answer: c) Potassium

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

a) 1 liter

b) 2 liters

c) 3 liters

d) 4 liters

Answer: b) 2 liters

Which food is a good source of omega-3 fatty acids?

a) Olive oil

b) Avocado

c) Salmon

d) Eggs

Answer: c) Salmon

What is the main function of dietary fiber in the body?

a) Muscle growth

b) Digestive health

c) Bone strength

d) Oxygen transport

Answer: b) Digestive health

Which of the following is a complete protein source?

a) Lentils

b) Quinoa

c) Rice

d) Chicken

Answer: d) Chicken

What role does calcium play in the body?

a) Blood clotting

b) Nerve function

c) Energy production

d) Bone health

Answer: d) Bone health

Which vitamin is known as the "sunshine vitamin"?

a) Vitamin A

b) Vitamin C

c) Vitamin D

d) Vitamin E

Answer: c) Vitamin D

What is the primary function of antioxidants in the body?

a) Boosting metabolism

b) Fighting inflammation

c) Storing energy

d) Strengthening bones

Answer: b) Fighting inflammation

Which macronutrient provides the most calories per gram?

a) Carbohydrates

b) Protein

c) Fat

d) Fiber

Answer: c) Fat

What is the significance of vitamin K in the blood?

a) Oxygen transport

b) Blood clotting

c) Immune system support

d) Nerve function

Answer: b) Blood clotting

Which food is a good source of vitamin C?

a) Spinach

b) Oranges

c) Eggs

d) Beef

Answer: b) Oranges

What is the main function of iron in the body?

a) Red blood cell formation

b) Bone health

c) Muscle contraction

d) Skin health

Answer: a) Red blood cell formation

Which mineral is essential for thyroid function?

a) Iron

b) Zinc

c) Iodine

d) Magnesium

Answer: c) Iodine

What is the primary function of protein in the body?

a) Energy storage

b) Hormone production

c) Nerve transmission

d) Muscle building and repair

Answer: d) Muscle building and repair

Which type of fat is considered heart-healthy?

a) Saturated fat

b) Trans fat

c) Monounsaturated fat

d) Polyunsaturated fat

Answer: c) Monounsaturated fat

What is the recommended daily intake of fruits and vegetables for a balanced diet?

a) 1 serving

b) 3 servings

c) 5 servings

d) 7 servings

Answer: c) 5 servings

Which nutrient is crucial for proper nerve function?

a) Vitamin B12

b) Vitamin E

c) Calcium

d) Potassium

Answer: a) Vitamin B12