Breathing Basics: Human Respiratory System Quiz

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GeneralBiologybiologyliving-thingscellsevolution
Breathing Basics: Human Respiratory System: a General level Biology quiz. Test your knowledge with 9 questions!
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Questions

Question 1
Which organ is primary for breathing?
A Liver
B Heart
C Stomach
D Lungs
Question 2
What gas do humans inhale for survival?
A Carbon dioxide
B Helium
C Nitrogen
D Oxygen
Question 3
What gas do humans exhale as waste?
A Argon
B Hydrogen
C Carbon dioxide
D Oxygen
Question 4
Which muscle helps move the lungs?
A Triceps
B Diaphragm
C Heart muscle
D Biceps
Question 5
What is the windpipe technically called?
A Trachea
B Esophagus
C Pharynx
D Larynx

📋 This quiz has 9 questions in total.

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