 The 1st Lok Sabha was constituted on 17 April 1952 and had 489 constituencies, thereby first set of elected members of parliament of Lok Sabha in India.A person must satisfy all following conditions to be qualified to become a member of parliament of the Lok Sabha; 

A person would be ineligible for being a Member of the Lok Sabha if the person;

The term of a member of parliament of Lok Sabha (dissolved) is five years from the date appointment for its first meeting.During a state of emergency, the term however can be extended by the Parliament of India by law for a period not exceeding one year at a time.