Current Affairs - February 2022
India has become the first country to administer a DNA vaccine against COVID-19. Which company has produced this plasmid DNA vaccine?

Ranbaxy Laboratories
Serum Institute of India
Zydus Cadila
Bharat Biotech

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Current Affairs - February 2022
Which company has started India's first project of mixing Hydrogen into a Natural Gas System?

National Thermal Power Corporation
Gas Authority of India Limited
Power Grid Corporation
Oil and Natural Gas Corporation

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