Which constitutional authority decides the disqualification of a Member of the Lok Sabha on grounds of defection under the Tenth Schedule?

Any question pertaining to the disqualification of a member of the Lok Sabha on the ground of defection is decided by :

Under which Article of the Indian Constitution, can the Rajya Sabha authorize the Parliament to legislate on a State subject by 2/3rd majority?

Which among the following is not a condition for the disqualification of a Member of Parliament?

The Council of States (Rajya Sabha) has exclusive powers under the Constitution of India in relation to which of the following?

A person is disqualified for being chosen as, and for being, a Member of either House of the Parliament if the person 1. holds any office of profit under the Government of India or the Government of…