Choose the odd one out in each of the following groups of four items each :
Trachea, Bronchus, Alveolus, Diaphragm

Choose the odd one out in each of the following groups of four items each : Trachea, Ciliated epithelium, Mucus, Diffusion

Choose the odd one out in each of the following groups of four items each : Diffusion, Respiratory gases, Alveoli, Capillary network

Choose the odd one out in each of the following groups of four items each : Hairy, Moist, Nostril, Vocal cord.

Choose the odd one out in each of the following groups of four items each : Ethyl alcohol, Carbon dioxide, Starch, Oxygen absence

Mark the odd one out from the following

Choose the odd one out in each of the following groups of four items each : Oxyhaemoglobin, Carbaminohaemoglobin, Hypoxia, Carboxyhaemoglobin

Find the odd one out from the following .

Find the odd one out from the following:

Choose the odd one out w.r.t class