Check sibling questions

During respiration exchange of gases take place in

(A) trachea and larynx

(B) alveoli of lungs

(C) alveoli and throat

(D) throat and larynx

 

Answer

Bronchi at its end have several membraned balloon like structures called alveoli that facilitate in the exchange of gases between the blood and air in the lungs

They are the site of exchange of gases in the lungs. 

Exchange of gases at alveoli-01.jpg

So, the correct answer is (b) alveoli of lungs

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CA Maninder Singh is a Chartered Accountant for the past 12 years and a teacher from the past 16 years. He teaches Science, Accounts and English at Teachoo