(a) It is a council consisting of several ward members, often called the Panch and a president or a Sarpanch. (b) A few Gram Panchayats are grouped together to form a Panchayat Samiti or Block or a Mandal. (c) All the Panchayat Samitis or Mandals in a district together constitute the Zila Parishad. (d) A Mayor is an elected Chairperson of the Municipal Corporation.