The outer part of the ear is

The nerves through which messages travel from the eyes to brain are

 To recognize smell snakes use their ___

The organs which help us to hear are _____

The largest external organ of our body is

The script used by the blind to read and write is 

We can identify sweet taste from  ___ part of the tongue.

 The sense organ which helps us identify colours is 

 Chameleons can move their eyes in _____ different directions

The sense organ in which the nerve endings are sensitive to heat, cold is