Name the international treaty designed to protect the ozone layer from CFCs.
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In which direction does the tail of a comet point toward?
The per capita income in India was '20 in 1867-68, was ascertained for the first time by___________.
Demand is said to be elastic when the
Which of the following carries oxygen to various parts of human body?
Who is the only Indian economist to have won the Nobel prize?
Which of the following was the winner of the Grammy Awards 2016 "Song of the Year"?
A peace treaty between Japan and which country has not been concluded yet, even after 70 years have passed since the end of World War Two?