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:B
During respiration exchange of gases take place in
A. trachea and larynx B. alveoli of lungs C. alveoli and throat D. throat and larynx
Explanation: Trachea, Larynx provide a passage for the movement of air. Gas exchange takes place in Alveoli of lungs. From alveoli oxygen diffuses into blood and Carbon-di-oxide exhaled out of blood.