In which of the following cities was the India Open Badminton Tournament 2026 inaugurated? 

When was the 151st Foundation Day of the India Meteorological Department celebrated?

In which of the following states was the new reed snake species called Calamaria mizoramensis discovered?

The Kalai II hydropower project has been approved amidst conservation concerns regarding the White-bellied Heron. In which state is it located?

Scientists from which of the following countries have developed the first supercomputer-driven simulation to understand the Mpemba effect?