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What are the functions of the Respiratory System?
Breaking down food into simpler substances
Pumping blood and nutrients to the body
To remove carbon dioxide from the body and give oxygen to the body with the help of blood
To fight infections
Write any one of the lung diseases we have mentioned so far.
Which part of the respiratory system detects dust molecules and dirt?
Sinuses
Nose or nasal cavity
Bronchi
Alveoli
Which are the only organs that float on water?
Heart
Lungs
Brain
Stomach
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