Separation of powers is necessary for which of the following
reasons?

The separation of powers is important because it provides a vital system of ‘checks and balances’: Firstly, it ensures that the different branches control each other. This is intended to make them accountable to each other – these are the ‘checks’. Secondly, it divides power between the different branches of government. This balance aims to ensure that no individual or group of people in government is ‘all powerful’.

apartheid, (afrikaans: “apartness”) policy that governed relations between south africa's white minority and nonwhite majority and sanctioned racial segregation and political and economic discrimination against nonwhites. people should not get this wrong. i was just answering a question.