The current restrictions put in place to curb the spread of the virus ends on May 31.
The Goa government on Sunday extended till May 31 a coronavirus-induced curfew in place in the state since May 9.
The decision has been taken on the recommendation of a committee as well as experts in the field.
A 20,000 kilo litre oxygen tank was commissioned at the Goa Medical College and Hospital on Saturday.
Michael Lobo said that the lockdown will continue in the tourism belt of North Goa district to break the chain of the viral infection.
Sawant said essential services and industries will be exempted from the purview of the lockdown but public transport will not be allowed.
The department had earlier announced that examinations for students of Class 1 to 8 would be held online and they can appear for the test from home.
The CM stressed upon vaccination and COVID-19 appropriate behaviour to stem the rise of coronavirus.
With 1,310 samples being examined on Sunday, the number of tests in Goa went up to 5,14,309, the official said.
A total of 1,888 samples were tested for the infection on Tuesday, the official informed.
People attend weddings without wearing masks, and this was one of the main reasons new cases were emerging, Goa Medical College and Hospital Dean Dr Shivanand Bandekar said.