why do we need parliament.give any 5 reason

The parliament of India exercises political authority on behalf of the people in the following ways:

a) It is the final authority for making new laws in the country and changing and abolishing existing laws.

b) Parliament controls the executive organ of the government. The political executive cannot function without having the mandate from the Parliament.

c) Parliament controls the finances of the government. Public money can be spent only with parliamentary sanction.