For the following questions answer them individually
What is the distance of the penalty mark from the midpoint of the goal post in football?
Which of the following type of house remains were found in Mehrgarh site of Harappan civilization?
In 1893, which Swiss chemist was the first to understand the molecular structures of inorganic substances - chemical compounds that do not contain carbon?
The annual growth rate percentage population in India gradually started declining in the year ______.