Under which Article of the constitution can an Emergency be declared in India on account of war or external aggression?

Article 359 of the Constitution authorizes the president of India to suspend the right to move any court for the enforcement of Fundamental Rights during :

A. A National Emergency

B. A failure of constitutional machinery in States

C. A financial emergency

D. None of Above

The correct chronological order of the formation of Haryana, Sikkim, Arunanchal Pradesh and Nagaland as full states of Indian Union is :

A. Haryana-Sikkim-Arunachal Pardesh-Nagaland

B. Nagaland-Arunachal Pradesh- Haryana-Sikkim

C. Nagaland-Haryana-Arunachal Pradesh-Sikkim

D. Nagaland-Haryana-Sikkim-Arunachal Pradesh

The speaker of the Lok Sabha can ask a member of the house to stop speaking and let another member speak. This phenomenon is known as :

A. Crossing the floor

B. Yielding the floor

C. Point of Order

D. Calling Attention Motion

By which Constitutional Amendment Act was the number of Lok sabha seats increased from 525 to 545 ?

A. The Twentieth Amendment Act, 1966.

B. The Forty-second Amendment Act, 1976.

C. The Forty-fourth Amendment Act, 1978.

D. Thirty-first Constitutional Amendment Act, 1973.