Questions & Answers
Browse all 20 questions from the
Human Body and Health Reading Quiz study set below.
Each question shows the correct answer — select a study format above to practice interactively.
1
How many primary bones does the adult human skeleton typically contain?
2
Which organ is primarily responsible for pumping blood throughout the human body?
-
A
Lungs
-
B
Liver
-
C
Heart
-
D
Kidney
3
What is the largest organ of the human body?
-
A
Skin
-
B
Liver
-
C
Brain
-
D
Stomach
4
Which gas do humans primarily exhale as a waste product of respiration?
-
A
Oxygen
-
B
Nitrogen
-
C
Carbon dioxide
-
D
Helium
5
Which part of the body is responsible for processing information and controlling actions?
-
A
Stomach
-
B
Heart
-
C
Brain
-
D
Lungs
6
How many chambers are found in a healthy human heart?
-
A
Two
-
B
Three
-
C
Four
-
D
Six
7
Which substance gives red blood cells their color and helps carry oxygen?
-
A
Hemoglobin
-
B
Plasma
-
C
Calcium
-
D
Platelets
8
What are the primary organs used for breathing in humans?
-
A
Liver
-
B
Kidneys
-
C
Lungs
-
D
Intestines
9
Which type of blood vessel carries oxygen-rich blood away from the heart?
-
A
Veins
-
B
Capillaries
-
C
Arteries
-
D
Nerves
10
What is the main function of the human skeletal system?
-
A
Digesting food
-
B
Filtering blood
-
C
Supporting the body
-
D
Producing sound
11
Which teeth are typically used for biting and cutting food?
-
A
Molars
-
B
Incisors
-
C
Canines
-
D
Wisdom teeth
12
What is the primary role of the human liver?
-
A
Filtering blood and detoxifying
-
B
Pumping blood
-
C
Storing thoughts
-
D
Absorbing water
13
Which vitamin is primarily produced by the body when exposed to sunlight?
-
A
Vitamin A
-
B
Vitamin C
-
C
Vitamin D
-
D
Vitamin K
14
What is the hard, protective outer covering of a tooth called?
-
A
Enamel
-
B
Dentine
-
C
Pulp
-
D
Cementum
15
Which human organ is responsible for filtering waste from the blood to produce urine?
-
A
Lungs
-
B
Kidneys
-
C
Heart
-
D
Pancreas
16
What is the purpose of sweat in the human body?
-
A
To digest food
-
B
To regulate body temperature
-
C
To grow hair
-
D
To store energy
17
Approximately what percentage of the human body is made up of water?
18
Which muscle type is responsible for the movement of bones?
-
A
Skeletal muscle
-
B
Cardiac muscle
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C
Smooth muscle
-
D
Fibrous muscle
19
What is the main job of white blood cells in the immune system?
-
A
Transporting oxygen
-
B
Clotting blood
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C
Fighting infections
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D
Digesting fat
20
Which nutrient is most important for the repair and growth of muscle tissue?
-
A
Fat
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B
Protein
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C
Sugar
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D
Starch
