What are the differences between a federal form of government and a unitary one? Explain.

Two systems of government i.e., federal system and unitary system can be compared as given below: Federal Government and Unitary Government.
Federal Government: (i) There are two or more levels of governments e.g., National, State and Local governments.
(ii) There is division of powers between different levels of governments.
(iii) State governments are not answerable to the Central or National government
(iv)Jurisdiction of each government i.e., state and central is specified in the Constitution.
(v) Constitutional amendment cannot be made without the consent of the state governments.
(vi) Courts such as Supreme Court of India safeguards and interprets the Constitution.
(vii) Sources of revenue are divided among different levels of government.
Unitary Government: (i) Generally, there is only one level of government. In case of sub-units, they are subordinate to the national government.
(ii) there is no division of power. The central or national government has all the powers.
(iii) The state governments or sub-units are answerable to the central government.
(iv) All powers are with the central government. There is no separate jurisdiction for the sub-units. The central government can grant them power and take back any time.
(v) The Central government alone can make constitutional amendment like an ordinary law.
(vi) Courts do not enjoy such powers.
(vii) Sources of revenue ere controlled by the Central government.