Question

The Chairman of the Constituent Assembly was
A) Pt. Jawaharlal Nehru
B) Motilal Nehru
C) Dr. B. R. Ambedkar
D) Dr. Rajendra Prasad

Answer 1

Hint:
i) The constituent assembly was formed for the purpose of framing a constitution for independent India.
ii) The President of Constituent assembly also served as First President of Independent India. Hailing from Bihar, he was also a freedom fighter, Gandhian, and held crucial roles, positions and offices both in Pre and Post Independent India.

Complete answer:
Dr. Rajendra Prasad was elected as the first president of Independent India.

-As president, Dr. Prasad was known for establishing a tradition of non-partisanship and independent office-bearer and quit the Congress party.
-During his tenure he advised Nehru government on several occasions, especially development of education, going beyond the stereotype that President role, function is limited to being a ceremonial head of state
-He was re-elected as president in 1957, becoming the longest serving president for a term of 12 years.

Now let us look into the given options
Option (A): Pt. Jawaharlal Nehru is incorrect, as he chaired other committees in the constituent assembly such as Union Constitution Committee, Union Power Committee and States Committee. He was elected from the United Provinces to the constituent assembly as a candidate of Congress Party.
Option (B): Motilal Nehru is incorrect , as he chaired a committee of the All Parties which prepared the Constitution for India in 1928. Jawaharlal Nehru his son was secretary of the committee
Option (C): Dr. B. R. Ambedkar is incorrect as he chaired the Drafting Committee set up The Constitution Assembly to prepare a Draft for the Indian Constitution.
Option (D): Dr. Rajendra Prasad is correct answer as he was elected as the president of the Constitution Assembly

Hence, Option D, Dr. Rajendra Prasad is Correct answer.

Note:
i) The Constituent Assembly formally commenced functioning towards framing of the Indian Constitution on the 13th of December 1946 with moving the Objectives Resolution.
ii) The purpose of the resolution was to “… proclaim India as an Independent Sovereign Republic and to draw up for her future governance a Constitution...”