Benchmark BSE Sensex fell for a second straight session on Monday in volatile trading on profit-taking in oil, IT and auto stocks ahead of the RBI policy announcement on Dec. 7.

The 30-stock BSE benchmark fell 33.9 points, or 0.05 percent, to 62,834.60. For the day, it fell 360.62 points, or 0.57 percent, to 62,507.88.

The broader NSE Nifty posted marginal gains to close 4.95 points, or 0.03 percent, higher at 18,701.05.

Under the Sensex package, Reliance Industries, …