Gandhi looked energetic when she walked in to the House around 3.55 PM amid thumping of desks by Congress members.
BJP President Rajnath Singh and Leader of the Opposition Sushma Swaraj were seen greeting her with smiles.
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Gandhi had to leave the House on Monday night when it was considering the ambitious Food Security Bill after she felt uneasy.
She was rushed to AIIMS for a medical check-up and discharged early next day.
The Bill will replace over a century-old Land Acquisition Act, 1894, which suffers from various shortcomings, including silence on the issue of resettlement and rehabilitation of those displaced by the acquisition of land.
The NAC, headed by Gandhi, was the force behind the land bill.