Gaseous Exchange
The process through which animals take oxygen (O2) from the air and release carbon dioxide (CO2) into the air is called
breathing
gaseous exchange
respiratory exchange
cellular respiration
breathing
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The disorder in which, bronchi are inflamed and more mucus production occurs isA. emphysema
B. asthma
C. pneumonia
D. bronchitis
The epiglottis, a flap of tissues covers the
A. pharynx
B. nostrils
C. nasal cavity
D. glottis
The amount of carbon dioxide (CO2) present in the inspired air is
A. 0.0006
B. 0.0004
C. 0.04
D. 0.06
A human breath per minute is
A. 16-30 times
B. 16-20 times
C. 15-20 times
D. 15-18 times
The respiratory disorder in which cells division takes place without any control and causes tumors is called
A. emphysema
B. lung cancer
C. bronchi cancer
D. bronchioles cancer
The percentage of respiratory disorders is high in Pakistan due to more concentration of air
A. chemicals
B. components
C. gases
D. pollution
How many types of bronchitis are?
A. 1
B. 2
C. 3
D. 4
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