#1
Which nutrient is the body's primary source of energy?
Carbohydrates
ExplanationCarbohydrates are the main source of energy for the body.
#2
What is the recommended daily water intake for an average adult?
2 liters
ExplanationThe recommended daily water intake for an average adult is 2 liters.
#3
Which of the following is a micronutrient?
Vitamin C
ExplanationVitamin C is classified as a micronutrient.
#4
What is the main function of the respiratory system?
Transportation of oxygen to cells and removal of carbon dioxide
ExplanationThe main function of the respiratory system is to transport oxygen to cells and remove carbon dioxide.
#5
What is the primary function of the kidneys in the human body?
Filtration of blood and waste removal
ExplanationThe primary function of the kidneys is the filtration of blood and removal of waste products.
#6
Which of the following is a benefit of regular physical activity?
Decreased risk of heart disease
ExplanationRegular physical activity is associated with a decreased risk of heart disease.
#7
What is the recommended duration of moderate-intensity aerobic exercise per week for adults?
60 minutes
ExplanationAdults are recommended to engage in 60 minutes of moderate-intensity aerobic exercise per week.
#8
Which of the following activities helps improve flexibility?
Yoga
ExplanationYoga is known to improve flexibility.
#9
What does BMI stand for in relation to health and fitness?
Body Mass Index
ExplanationBMI stands for Body Mass Index, a measure of body fat based on height and weight.
#10
What is the term for the maximum amount of force that a muscle or group of muscles can generate in a single effort?
Strength
ExplanationStrength refers to the maximum force a muscle or group of muscles can produce in a single effort.
#11
Which of the following exercises primarily targets the chest muscles?
Bench press
ExplanationThe bench press primarily targets the chest muscles.
#12
What is the term for the process of breaking down food into smaller components that can be absorbed by the body?
Digestion
ExplanationDigestion is the process of breaking down food into smaller components for absorption.
#13
Which muscle group does a deadlift primarily target?
Hamstrings
ExplanationDeadlifts primarily target the hamstrings.