New Delhi, June 9 -- India's active Covid case tally crossed the 6,000 mark with 769 new infections being reported in the last 48 hours, according to the Union health ministry data released on Sunday.

Kerala continues to be the most affected state, followed by Gujarat, West Bengal and Delhi, according to the ministry.

Due to the rising Covid cases, the Centre is conducting mock drills to check facility-level preparedness and has instructed all states to ensure availability of oxygen, isolation beds, ventilators, and essential medicines, official sources had said.

There are 6,133 active Covid cases in India, and six more deaths have been reported in the last 24 hours, the ministry said. Official sources have maintained that most cases a...