Question

At which of the following places First Global Conference on depletion of Ozone layer was held?

• A. Geneva
• B. Vienna
• C. London
• D. Frankfurt

Answer 1

Answer:

B. Vienna

The Convention for the Protection of the Ozone Layer was adopted in the conference at Vienna on 22 March 1985. The Montreal Protocol on Substances that Deplete the Ozone Layer was an international treaty which was organized in 1987.