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.

Ans: D.Thirty-first Constitutional Amendment Act, 1973. 

Exp: 31st Constitutional Amendment Act, 1973 – By this amendment the seats of Lok Sabha was increased from 525 to 545 but reduced the representatior of UT’s in Lok Sabha from 25 to 20.