Question 1: What is the primary role of carbohydrates in the body?

• To build muscle mass.
• To provide energy for physical activity and brain function. (Correct answer)
• To increase fat storage.
• To regulate the body's water balance.

Correct answer: To provide energy for physical activity and brain function.

Carbohydrates are the body's primary energy source, providing glucose for muscle function and overall energy during exercise.

Question 2: What is the recommended daily intake of protein for an active adult?

• 0.8 grams per kilogram of body weight.
• 1.2 to 2.0 grams per kilogram of body weight. (Correct answer)
• 5 grams per kilogram of body weight.
• 2.5 grams per kilogram of body weight.

Correct answer: 1.2 to 2.0 grams per kilogram of body weight.

Protein intake varies depending on activity levels, but for active adults, it's generally recommended to consume around 1.2 to 2.0 grams of protein per kilogram of body weight.

Question 3: Which of the following foods is the best source of healthy fats?

• Butter and margarine.
• Avocados, nuts, seeds, and oily fish. (Correct answer)
• Fried fast food.
• Processed snacks.

Correct answer: Avocados, nuts, seeds, and oily fish.

Healthy fats are essential for body functions such as hormone production and cellular repair. Sources include avocados, nuts, seeds, and oily fish.

Question 4: What is the primary benefit of hydration during exercise?

• To reduce hunger during exercise.
• To prevent dehydration and fatigue, enhancing endurance and performance. (Correct answer)
• To increase calorie burn.
• To increase muscle size.

Correct answer: To prevent dehydration and fatigue, enhancing endurance and performance.

Hydration is essential to maintain performance during physical activity, regulate body temperature, and prevent dehydration and fatigue.

Question 5: What role do vitamins and minerals play in the body?

• They provide calories for energy.
• They aid in digestion and muscle repair.
• They support metabolic processes and overall body function, including immune and bone health. (Correct answer)
• They help regulate sleep patterns.

Correct answer: They support metabolic processes and overall body function, including immune and bone health.

Vitamins and minerals support various body functions, including immune health, bone health, energy production, and proper functioning of muscles and nerves.

Question 6: What is the best time to consume a post-workout meal?

• Within 30 minutes to 1 hour after exercise.
• Before exercise.
• 2-3 hours after exercise.
• Only on rest days.

Consuming a balanced post-workout meal with protein and carbohydrates helps to replenish energy stores and promote muscle recovery and growth.

Question 7: Why is fiber an important part of a healthy diet?

• It helps with muscle recovery.
• It supports digestion, regulates blood sugar, and aids in weight management. (Correct answer)
• It provides energy during intense exercise.
• It enhances protein synthesis.

Correct answer: It supports digestion, regulates blood sugar, and aids in weight management.

Fiber supports digestion, regulates blood sugar levels, and helps maintain a healthy weight by promoting satiety and controlling appetite.

Question 8: What is the recommended daily intake of water for an average adult?

• 2-3 cups per day.
• 8 cups (2 liters) per day.
• 10-12 cups per day.
• 1 cup per day.

The general guideline is to drink approximately 8 cups (2 liters) of water per day, though individual needs can vary based on factors such as activity level and climate.

Question 9: What is the role of antioxidants in nutrition?

• They increase fat storage.
• They help protect cells from damage and reduce inflammation.
• They provide immediate energy for exercise.
• They promote weight gain.

Antioxidants help protect the body from oxidative stress and damage caused by free radicals, supporting overall health and reducing inflammation.