<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> The National Assembly of the Federal Republic of Nigeria is a bicameral legislature established under section 4 of the Nigerian Constitution . It consists of a Senate with 109 members and a 360 - member House of Representatives . The body, modelled after the federal Congress of the United States, is supposed to guarantee equal representation of the 36 states irrespective of size in the Senate and proportional representation of population in the House . The National Assembly, like many other organs of the Nigerian government, is based in the Federal Capital Territory, Abuja . </P> <P> The Senate is chaired by the President of the Nigerian Senate, the first of whom was Nnamdi Azikiwe, who stepped down from the job to become the country's first Head of State . The House is chaired by the Speaker of the House of Representatives . At any joint session of the Assembly, the President of the Senate presides and in his absence the Speaker of the House presides . </P>

The two chambers of elected national representative in nigeria are called