Biology ยท Science General
Health and Nutrition
2,275 Questions
Health and nutrition questions explore the benefits of physical activity, chronic disease prevention, and dietary choices. This topic bridges human biology with everyday wellness, appearing in general science papers. Practice these questions to master concepts related to healthy lifestyles and aging.
Physical activity benefitsChronic disease preventionWorkplace wellness programsHealthy aging strategiesNutritional supplement benefits
Health and Nutrition Questions
B
Correct answer
Explanation
Weight loss is not always beneficial, especially in animals suffering from chronic wasting diseases, cachexia, or those that are already underweight. In these cases, maintaining or even gaining weight is critical for survival and quality of life.
A
Correct answer
Explanation
High-fiber diets should always be introduced gradually over a period of one to two weeks to allow the gastrointestinal tract and its microbiota to adapt. A sudden switch to high fiber can cause gastrointestinal upset, including flatulence, diarrhea, or constipation.
A
Correct answer
Explanation
Increasing physical activity and environmental enrichment helps distract pets, reducing boredom-induced food-seeking behaviors. Additionally, exercise promotes the release of neurotransmitters that can help regulate appetite and improve overall metabolic health.
A
Correct answer
Explanation
Preventing obesity through early nutritional counseling, regular body condition scoring, and proactive portion control is far easier and more effective than treating established obesity. Once a pet is obese, metabolic adaptations, loss of lean mass, and established owner habits make weight loss and long-term maintenance highly challenging.
-
body fat
-
lean muscle
-
low body fat %
-
height
B
Correct answer
Explanation
Muscle tissue is more metabolically active than fat tissue, meaning it burns more calories even at rest. Increasing lean muscle mass is a common strategy to increase resting metabolic rate.
-
calories
-
weight gain
-
health and energy
-
socializing
C
Correct answer
Explanation
A healthy approach to eating focuses on providing the body with the nutrients and energy it needs to function properly, rather than obsessing over calories or weight.
-
only go on diets occasionally
-
choosing thin friends
-
weigh yourself often
-
avoid judging yourself to others based on appearance
D
Correct answer
Explanation
Comparing oneself to others based on appearance is a significant risk factor for body dissatisfaction and eating disorders. Avoiding this behavior promotes a healthier self-image.
-
Your body needs oxygen to function.
-
Exercise can help you tone and firm your muscles.
-
Exercise and nutrition can make you healthier and stronger.
-
Running & swimming are the best way to burn calories.
D
Correct answer
Explanation
An opinion is a subjective belief that cannot be proven true or false, unlike facts. Calling running and swimming the best way to burn calories is a value judgment, as effectiveness depends on intensity, duration, and individual goals.
-
Because it can't help you relax
-
Because it can't get your heart rate up to a healthy zone
-
Because it doesn't involve moving your body around
-
Because oxygen intake is too high when your heart beats faster
C
Correct answer
Explanation
Exercise is defined by physical exertion that challenges the body. Watching a movie is a sedentary activity that does not involve the movement required to increase heart rate or improve physical fitness.
-
repair cells
-
build muscles and bones
-
get rid of waste products
-
improve flexibility
B
Correct answer
Explanation
Proteins are the building blocks of the body, essential for the growth and repair of muscle tissue and bone structure.
-
A form of natural medicine
-
Maintaining steady internal conditions
-
Staying in one place all the time
-
Changes in environment
B
Correct answer
Explanation
Homeostasis is the biological process of maintaining a stable, constant internal environment despite changes in the external environment.
C
Correct answer
Explanation
Health organizations generally recommend that dietary guidelines for fat and cholesterol intake begin at age 2, as this is when children transition to a more varied diet.
-
Exercise helps lower cholesterol
-
Exercise helps people manage their weight
-
Exercise helps reduce stress
-
All of the above
D
Correct answer
Explanation
Regular physical activity provides numerous health benefits, including improved weight management, stress reduction, and favorable changes to cholesterol profiles.
-
Cheesy potatoes
-
Baked potato with salsa
-
French fries
-
Fried hash brown
B
Correct answer
Explanation
A baked potato is naturally low in fat, whereas cheesy potatoes, French fries, and hash browns are prepared with added fats or oils, making them higher in fat content.
-
Fat on steak
-
Mayonnaise on a sanwich
-
A cookie
-
Sugar
C
Correct answer
Explanation
Invisible fats are those incorporated into processed foods where they are not visually apparent, such as in baked goods like cookies, cakes, or pastries. Fat on steak or mayonnaise are examples of visible or added fats.