<P> India follows a parliamentary system in which the prime minister is the presiding, actual head of the government and chief of the executive branch . In such systems, the head of state or the head of state's official representative (i.e., the monarch, president, or governor general) usually holds a purely ceremonial position . </P> <P> The Prime Minister shall become a member of parliament within six months of beginning his / her tenure, if they are not a member already . They are expected to work with other central ministers to ensure the passage of bills by the Parliament . </P> <P> The Constitution envisions a scheme of affairs in which the President of India is the head of the executive in terms of Article 53 with office of the prime minister as chief of Council of Ministers to assist and advise the president in the discharge of his / her constitutional functions . To quote, Article 53, 74 and 75 provide as under; </P> <P> The executive powers of the Union shall be vested in the president and shall be exercised either directly or through subordinate officers, in accordance with the Constitution . </P>

By which article of the constitution of india is the prime minister appointed