Executive power of the state is bestowed on the Governor by which article of the Indian Constitution?

Under which Article of the Indian Constitution, the Governor reserves a Bill passed by the State Legislature for President's consideration?

Which of the following articles of the Constitution of India deals with the appointment of the Governor of a State?

Under which of the following Article of Indian Constitution the Governor may reserve a Bill for the consideration of the President?

Under which Article of Constitution of India, the Governor has the power to promulgate ordinances during recess of Legislature?

Who is the Constitutional Head of the State Governments?