Biology ยท General Awareness
Human Health and Nutrition
1,248 Questions
Human Health and Nutrition focuses on dietary requirements, daily intake recommendations, and the physiological effects of various nutrients. It includes topics such as water consumption, fiber intake, and allergies. These questions are vital for the biology and general science sections of multiple competitive exams.
Recommended Daily IntakeMacronutrient ContentVitamin RequirementsFood AllergiesDigestive HealthHydration Guidelines
Human Health and Nutrition Questions
What is the recommended daily intake of calcium for women over the age of 50?
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1000 milligrams
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1200 milligrams
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1500 milligrams
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1800 milligrams
B
Correct answer
Explanation
Women over the age of 50 are recommended to consume 1200 milligrams of calcium daily to maintain bone health and prevent osteoporosis.
What is the recommended daily intake of iron for women who are pregnant?
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18 milligrams
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27 milligrams
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36 milligrams
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45 milligrams
B
Correct answer
Explanation
Women who are pregnant are recommended to consume 27 milligrams of iron daily to prevent anemia.
How much water should you pack per person for a day?
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1 liter
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2 liters
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3 liters
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4 liters
C
Correct answer
Explanation
Each person should drink at least 3 liters of water per day, especially in hot weather or during strenuous activity.
What is a normal blood pressure range?
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120/80 mm Hg
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140/90 mm Hg
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160/100 mm Hg
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180/110 mm Hg
A
Correct answer
Explanation
A normal blood pressure range is 120/80 mm Hg. This means that the systolic blood pressure is 120 mm Hg and the diastolic blood pressure is 80 mm Hg.
What is the recommended daily intake of fats for a healthy adult?
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20-35% of total calories
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40-50% of total calories
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60-70% of total calories
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80-90% of total calories
A
Correct answer
Explanation
The recommended daily intake of fats for a healthy adult is typically around 20-35% of total calories, with a focus on consuming more unsaturated fats and limiting saturated and trans fats.
What is the recommended daily intake of trans fats for a healthy adult?
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Less than 1 gram
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Less than 2 grams
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Less than 3 grams
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Less than 4 grams
A
Correct answer
Explanation
The recommended daily intake of trans fats for a healthy adult is less than 1 gram, as they are generally considered unhealthy and can increase the risk of various health problems.
What is the recommended daily intake of protein for athletes?
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0.8-1.0 grams per kilogram of body weight
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1.2-1.7 grams per kilogram of body weight
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2.0-2.5 grams per kilogram of body weight
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3.0-3.5 grams per kilogram of body weight
B
Correct answer
Explanation
Athletes typically require a higher protein intake compared to sedentary individuals, ranging from 1.2 to 1.7 grams of protein per kilogram of body weight per day.
What is the recommended dosage of creatine for athletes?
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2-5 grams per day
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5-10 grams per day
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10-15 grams per day
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15-20 grams per day
B
Correct answer
Explanation
The recommended dosage of creatine for athletes is typically 5-10 grams per day, taken consistently over time to maximize its effects.
What is the recommended dosage of caffeine for athletes seeking to improve endurance performance?
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3-6 milligrams per kilogram of body weight
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6-9 milligrams per kilogram of body weight
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9-12 milligrams per kilogram of body weight
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12-15 milligrams per kilogram of body weight
A
Correct answer
Explanation
The recommended dosage of caffeine for athletes seeking to improve endurance performance is typically 3-6 milligrams per kilogram of body weight, consumed approximately 1 hour before exercise.
What is the recommended dosage of tart cherry juice for athletes seeking to reduce muscle soreness?
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100-200 milliliters per day
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200-300 milliliters per day
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300-400 milliliters per day
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400-500 milliliters per day
C
Correct answer
Explanation
The recommended dosage of tart cherry juice for athletes seeking to reduce muscle soreness is typically 300-400 milliliters per day, consumed either before or after exercise.
What is the recommended daily intake of vitamin C for athletes?
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200-400 milligrams
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400-600 milligrams
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600-800 milligrams
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800-1000 milligrams
C
Correct answer
Explanation
The recommended daily intake of vitamin C for athletes is typically 600-800 milligrams, which may be obtained through a balanced diet and/or supplementation.
What is the recommended dosage of melatonin for athletes seeking to improve sleep quality?
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0.5-1 milligram
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1-2 milligrams
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2-3 milligrams
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3-4 milligrams
B
Correct answer
Explanation
The recommended dosage of melatonin for athletes seeking to improve sleep quality is typically 1-2 milligrams, taken approximately 30 minutes before bedtime.
What is the recommended daily intake of glucosamine for athletes?
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500-1000 milligrams
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1000-1500 milligrams
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1500-2000 milligrams
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2000-2500 milligrams
C
Correct answer
Explanation
The recommended daily intake of glucosamine for athletes is typically 1500-2000 milligrams, taken in divided doses throughout the day.
What is the recommended daily intake of fruits and vegetables for men?
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2 servings
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3 servings
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4 servings
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5 servings
D
Correct answer
Explanation
The American Heart Association recommends that men consume at least 5 servings of fruits and vegetables per day.
What is the recommended daily intake of fiber for men?
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20 grams
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25 grams
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30 grams
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35 grams
C
Correct answer
Explanation
The American Heart Association recommends that men consume at least 30 grams of fiber per day.