Two new species of earthworms have been discovered in the Silent Valley National Park located in which of the following states?

Between which country and South Korea was the Freedom Shield military exercise conducted?

Who among the following won the BNP Paribas Open title at Indian Wells?

With the collaboration of which of the following has the National Highways Authority of India launched the first National Highway Green Cover Index? 

Which state government has recently launched the Lake and Air Watch initiative to address environmental problems caused by rapid urbanization?