Q. Dr Sachchidanand Sinha, the oldest member, was elected as the temporary President of the Assembly, following practice of which of the following country?
Answer: B
Notes:
The Constituent Assembly held its first meeting on December 9, 1946. The Muslim League boycotted the meeting and insisted on a separate state of Pakistan. The meeting was thus attended by only 211 members. Dr Sachchidanand Sinha, the oldest member, was elected as the temporary President of the Assembly, following the French practice.
Later, Dr. Rajendra Prasad was elected as the President of the Assembly. Similarly, both H.C. Mukherjee and V.T. Krishnamachari were elected as the Vice-Presidents of the Assembly. In other words, the Assembly had two Vice-Presidents.
Source: Indian Polity by Laxmikanth