In which city did Union Minister Piyush Goyal inaugurate the 40th edition of AAHAR International Food and Hospitality Fair?

At which of the following places was India’s first microalgae air tower installed to fight highway pollution? 

Who among the following has become the first Indian economist to win the Chicago Alumni Award?

Under the leadership of which of the following, the Cold Response military exercise is being organised by the North Atlantic Treaty Organisation (NATO)? 

In which of the following states has a new species of earthworm named ‘Drawida wazhaniya’ been discovered?