<prompt> Tonsil is formed fromIst Pharyngeal pouchIInd Pharyngeal pouchIIIrd Pharyngeal pouchIV Pharyngeal pouch  <response>: Second Poucha The epithelium of the ventral pa of this pouch contributes to the formation of the tonsil.b The dorsal pa takes pa in the formation of the tubotympanic recess.Reference: Inderbir Singh Embryology; 10th edition; Page no: 135 