What was the major decision that took place in 1987 Montreal Conference?
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The ozone layer protects us from harmful _______________ rays of the sun.
There is a protocol signed to reduce production of CFC, known as
Who among the following was not a chief minister before he/she became the Prime Minister of India?
Which of the following is a characteristic of an exothermic reaction?
Acceleration due to gravity on a planet decreases with ______.
If the acceleration due to gravity on the surface of earth is g, then the acceleration due to gravity on the surface of a planet whose mass is same as that of earth and radius is twice as that of earth is _________________.
Which of the following Country doesn't have a written Constitution?