Question

definition of respiratory system

Answer 1

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Respiratory System:It is a biological system which consists of specific organs for the exchanges of gases in the living organisms...

Answer 2

the system which helps in the exchange of gases i.e. oxygen and carbondioxide is called respiratory system

it consists of the following parts
nose
nostril
nasal cavity
trachea
brinchi
bronchiole
alvioli
diaphram
ribcage