Breathing & Lungs Quiz: How Well Do You Breathe?

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  • Questions: 10
  • Last Updated: 03 Sep, 2025
  • Attempts: 1
  • liked by 100%
Let's Start this Quiz

We breathe and never even realize, but our lungs are working every second of every day in silence. From supplying oxygen to removing carbon dioxide, this system knows it all. Let's find out how much you know about the air you inhale and the organs that make it possible.

What gas do we breathe in to stay alive?

  • Carbon dioxide

  • Oxygen

  • Nitrogen

  • Hydrogen

What muscle helps your lungs move when you breathe in and out?

  • Diaphragm

  • Heart muscle

  • Stomach muscles

  • Arm muscles

What happens if your lungs don’t get enough oxygen?

  • You may feel dizzy or weak

  • You feel sleepy

  • You get hungry

  • Nothing happens

Which habit is most harmful to your lungs?

  • Eating fruits

  • Smoking

  • Drinking water

  • Exercising

Which organ helps you breathe?

  • Heart

  • Brain

  • Lungs

  • Kidneys

How many lungs does a human body have?

  • One

  • Two

  • Three

  • Four

What simple thing can you do every day to keep your lungs healthy?

  • Avoid smoking and pollution

  • Hold your breath often

  • Eat spicy food

  • Breathe very fast

What do we breathe out after using oxygen?

  • Hydrogen

  • Nitrogen

  • Methane

  • Carbon dioxide

What can regular exercise do for your lungs?

  • Make them weaker

  • Shrink their size

  • Help them work better

  • Damage them

Which lung is slightly smaller to make space for the heart?

  • Right lung

  • Neither

  • Both are the same

  • Left lung

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