Concept:
The Swaran Singh Committee, constituted by the Government in 1976, recommended the inclusion of Fundamental Duties in the Constitution. These duties were incorporated through the 42nd Constitutional Amendment Act, 1976 as Article 51A.
Step 1: Recall the recommendation.
The committee headed by Sardar Swaran Singh proposed that citizens should also have Fundamental Duties in addition to Fundamental Rights.
Step 2: Analyse the options.
• Swaran Singh Committee -- Correct.
• Ajit Kumar Committee -- Incorrect.
• Bhurelal Committee -- Incorrect.
• Srikrishna Committee -- Incorrect.
Step 3: Final conclusion.
Hence, the committee that recommended the incorporation of Fundamental Duties was the
\[
\boxed{\text{Swaran Singh Committee}.}
\]