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What protects the moist membranes of the respiratory tract?

 
Biology
Last Post by Riya08 3 years ago
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16/02/2022 6:27 pm
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Shilpi98 
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What protects the moist membranes of the respiratory tract?

(a) Mucus and cilia

(b) A c shaped cartilage rings

(c) A pebbly epidermal surface

(d) An acidic glands

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class 11 cbse breathing exchange of gases
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16/02/2022 6:28 pm
Riya08 
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Correct answer: (a) Mucus and cilia

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Topic Tags:  class 11 (415) , cbse (15084) , breathing (81) , exchange of gases (36) ,
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