Please answer this... Please answer this... 7. Trachea is present in (a) respiratory zone (b) conductive zone (c) alveolar zone (d) respiratory cum conducting zone Share with your friends Share 0 Donaldo answered this Respiratory zone 2 View Full Answer Venky answered this A.respiratory zone 1 Muskan Chaudhary answered this Trachea is present in .... ( a) Respiratory zone. 1
