Food and its Major Components
MCQ's Bank
Easy Questions (30%)
1. Which of the following is a major component of food?
- A) Water
- B) Minerals
- C) Vitamins
- D) All of the above
2. What is the primary function of carbohydrates in the body?
- A) Build muscles
- B) Provide energy
- C) Aid digestion
- D) Store fat
3. Which nutrient helps build and repair body tissues?
- A) Fats
- B) Vitamins
- C) Proteins
- D) Water
4. Which food group is the main source of dietary fiber?
- A) Fruits and vegetables
- B) Meat
- C) Dairy
- D) Sugars
5. Which vitamin is essential for good vision?
- A) Vitamin C
- B) Vitamin A
- C) Vitamin D
- D) Vitamin B
6. Which mineral is crucial for healthy bones and teeth?
- A) Sodium
- B) Calcium
- C) Iron
- D) Potassium
7. What is the main role of water in the human body?
- A) Provides calories
- B) Builds muscle
- C) Regulates body temperature
- D) Provides energy
8. What is malnutrition?
- A) Excessive eating
- B) Eating a balanced diet
- C) Lack of proper nutrition
- D) Exercising too much
9. Which vitamin helps in blood clotting?
- A) Vitamin D
- B) Vitamin A
- C) Vitamin K
- D) Vitamin C
10. What is the primary source of dietary protein?
- A) Fruits
- B) Grains
- C) Dairy products
- D) Meat and legumes
11. Which type of food is high in simple sugars?
- A) Vegetables
- B) Fruits
- C) Bread
- D) Candy
12. What are whole grains rich in?
- A) Fats
- B) Fiber
- C) Proteins
- D) Water
13. Which of these foods is a good source of vitamin C?
- A) Meat
- B) Bread
- C) Oranges
- D) Cheese
14. What does the term "balanced diet" mean?
- A) Eating only one type of food
- B) Avoiding fats
- C) Eating all essential nutrients in the right amounts
- D) Eating a high-protein diet
15. Which nutrient is responsible for carrying oxygen in the blood?
- A) Calcium
- B) Iron
- C) Potassium
- D) Sodium
Moderate Questions (40%)
16. Why are dietary fibers important for the body?
- A) They increase energy
- B) They help in digestion
- C) They build muscle
- D) They provide protein
17. Which vitamin is essential for calcium absorption?
- A) Vitamin A
- B) Vitamin B
- C) Vitamin C
- D) Vitamin D
18. What is the main function of fats in the body?
- A) Provide energy and insulation
- B) Build muscle
- C) Improve eyesight
- D) Aid in digestion
19. What happens if the body has too much sodium?
- A) Reduced blood pressure
- B) Increased blood pressure
- C) Improved digestion
- D) Weak bones
20. Which type of carbohydrate is digested the fastest?
- A) Complex carbohydrates
- B) Fiber
- C) Simple carbohydrates
- D) Proteins
21. Why is iron an important nutrient?
- A) Builds muscles
- B) Improves vision
- C) Helps in oxygen transport
- D) Increases digestion
22. What is the primary source of energy for the human body?
- A) Vitamins
- B) Carbohydrates
- C) Proteins
- D) Fats
23. Which of the following is an example of a micronutrient?
- A) Protein
- B) Fiber
- C) Vitamin C
- D) Carbohydrates
24. Why is breakfast often considered the most important meal of the day?
- A) It helps in building muscles
- B) It is the lightest meal
- C) It provides energy after fasting overnight
- D) It contains the most calories
25. Which nutrient is essential for brain function?
- A) Carbohydrates
- B) Protein
- C) Fat
- D) Vitamin B
26. How does protein aid in muscle building?
- A) Provides energy
- B) Repairs and builds muscle tissues
- C) Stores fat
- D) Maintains water balance
27. What are the benefits of a diet rich in vegetables?
- A) High in fats
- B) Low in fiber
- C) Rich in vitamins and minerals
- D) High in proteins
28. Why is fiber important in the diet?
- A) It provides energy
- B) It aids in digestion and prevents constipation
- C) It builds muscle
- D) It strengthens bones
29. What is the effect of consuming excessive saturated fats?
- A) Improves digestion
- B) Increases muscle mass
- C) Raises cholesterol levels
- D) Lowers blood pressure
30. Which type of fat is considered the healthiest?
- A) Saturated fat
- B) Trans fat
- C) Monounsaturated fat
- D) Cholesterol
Tough Questions (30%)
31. How can malnutrition affect mental health?
- A) Increases memory power
- B) Improves focus
- C) Causes mood swings and anxiety
- D) Reduces stress
32. What is the impact of processed foods on health?
- A) Lowers cholesterol
- B) Provides essential nutrients
- C) High in preservatives and often unhealthy
- D) Boosts energy
33. How does dietary fiber help in controlling blood sugar levels?
- A) By increasing energy
- B) By preventing insulin spikes
- C) By decreasing muscle mass
- D) By providing protein
34. Why is it important to limit added sugars in the diet?
- A) Prevents obesity and diabetes
- B) Lowers blood pressure
- C) Provides energy
- D) Builds muscle
35. What is Body Mass Index (BMI) used to measure?
- A) Blood sugar level
- B) Body temperature
- C) Body fat based on height and weight
- D) Heart rate
36. How does excessive caffeine intake affect health?
- A) Increases relaxation
- B) Causes dehydration and anxiety
- C) Improves digestion
- D) Lowers blood pressure
37. What is the role of antioxidants in the diet?
- A) Increase body fat
- B) Prevent cell damage
- C) Increase blood sugar
- D) Build muscle
38. How can one reduce sodium intake effectively?
- A) Avoiding fruits
- B) Eating more processed foods
- C) Choosing fresh over canned foods
- D) Adding salt to meals
39. Why is it important for pregnant women to consume folic acid?
- A) Prevents obesity
- B) Supports brain health
- C) Reduces risk of birth defects
- D) Lowers cholesterol
40. How does fiber benefit cardiovascular health?
- A) Lowers cholesterol
- B) Builds muscle
- C) Increases energy
- D) Increases blood sugar
41. What are the potential risks of a diet high in processed foods?
- A) Increased muscle mass
- B) Higher risk of heart disease
- C) Stronger immune system
- D) Lower cholesterol
42. How can regular exercise impact mental health?
- A) Causes fatigue
- B) Increases stress
- C) Reduces anxiety and improves mood
- D) Lowers heart rate
43. Which food group is the primary source of antioxidants?
- A) Meat and poultry
- B) Dairy products
- C) Fruits and vegetables
- D) Grains
44. How does hydration affect physical performance?
- A) Reduces muscle strength
- B) Improves focus and endurance
- C) Causes fatigue
- D) Lowers blood sugar
45. What are probiotics, and how do they benefit health?
- A) Type of carbohydrate
- B) Vitamins
- C) Healthy bacteria for gut health
- D) Type of protein
46. Which of the following food groups should be limited for better heart health?
- A) Whole grains
- B) Lean proteins
- C) Saturated and trans fats
- D
) Fiber-rich foods
47. Why is it important to consume food rich in omega-3 fatty acids?
- A) Builds muscle
- B) Improves skin tone
- C) Promotes heart and brain health
- D) Increases body fat
Answer Key
1. D 2. B 3. C 4. A 5. B 6. B 7. C 8. C 9. C 10. D
11. D 12. B 13. C 14. C 15. B 16. B 17. D 18. A 19. B 20. C
21. C 22. B 23. C 24. C 25. D 26. B 27. C 28. B 29. C 30. C
31. C 32. C 33. B 34. A 35. C 36. B 37. B 38. C 39. C 40. A
41. B 42. C 43. C 44. B 45. C 46. C 47. C
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