#1
Which of the following is NOT a component of a healthy lifestyle?
Smoking
ExplanationAvoiding harmful habits like smoking is essential for a healthy lifestyle.
#2
Which nutrient is essential for building and repairing body tissues?
Proteins
ExplanationProteins are essential for the growth and repair of body tissues.
#3
What is the recommended daily intake of water for adults?
2 liters
ExplanationDrinking at least 2 liters of water per day is recommended for adults to maintain hydration.
#4
What is the recommended frequency for dental check-ups?
Every 6 months
ExplanationDental check-ups every six months help maintain oral health and prevent dental issues.
#5
Which vitamin is synthesized by the skin upon exposure to sunlight?
Vitamin D
ExplanationExposure to sunlight triggers the synthesis of Vitamin D in the skin.
#6
What is the recommended amount of physical activity for adults per week according to health guidelines?
At least 60 minutes
ExplanationAt least 60 minutes of physical activity per day is recommended for adults to maintain good health.
#7
What is the primary cause of cardiovascular diseases?
High cholesterol levels
ExplanationHigh levels of cholesterol are a primary contributor to cardiovascular diseases.
#8
Which of the following foods is a good source of omega-3 fatty acids?
Salmon
ExplanationSalmon is a rich source of omega-3 fatty acids, beneficial for heart health.
#9
Which behavior is NOT associated with a decreased risk of cancer?
Excessive alcohol consumption
ExplanationExcessive alcohol consumption is linked to an increased risk of various cancers.
#10
What is the primary function of antioxidants in the body?
Neutralizing harmful free radicals
ExplanationAntioxidants combat oxidative stress by neutralizing harmful free radicals in the body.
#11
Which of the following is NOT a recommended method for stress management?
Excessive alcohol consumption
ExplanationExcessive alcohol consumption exacerbates stress rather than alleviating it.
#12
What is the primary cause of osteoporosis?
Loss of bone density
ExplanationOsteoporosis primarily occurs due to a loss of bone density, leading to brittle and fragile bones.