1. International Firefighters’ Day (IFFD) is celebrated annually on May 1 May 4 May 2 May 3 None 2. The ‘Susceptible, Undetected, Tested (positive), and Removed Approach’ (SUTRA) model to predict the COVID graph in India is an initiative by IIT Hyderabad IIT Gandhinagar IIT Kanpur Both (a) and (c) None 3. 2021 Portuguese Grand [...]