UPSC CAPF AC 2021 Paper

Alpha variant, (lineage B.1.1.7) is a variant of SARS-CoV-2, the virus that causes COVID-19. It was first detected in November 2020 from a sample taken in September in the United Kingdom.
- Beta Variant is the virus of COVID-19, which was first identified in South Africa in May 2020.
- Gama type of COVID-19 variant was first identified in Brazil in Nov-2020.
- Delta Variant is the virus of COVID-19. It was identified in India in Oct- 2020.