For the following questions answer them individually
What is the stone-like disc seen at the top of the temple in Odisha and nearby district's Temple architecture called?
In which of the following events did India win a gold medal in the Summer Olympics 2020 (played in 2021)?
Which of the following is a tough, porous and black substance, and almost a pure form of carbon?
As per the 2011 census, what was the percentage of the urban population in India? (Provide an approximate range.)