Environmental Science The pollutant that causes hole in the ozone layer is PFCs CFCs nitrousoxide SF6 PFCs CFCs nitrousoxide SF6 ANSWER DOWNLOAD EXAMIANS APP
Environmental Science One atom of chlorine can destroy over __________ molecules of ozone. 1000 25000 100000 10000 1000 25000 100000 10000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Science The electrified region of the upper atmosphere is called the: Mesosphere Ionosphere Troposphere Stratosphere Thermosphere Mesosphere Ionosphere Troposphere Stratosphere Thermosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Green Land biome Tundra Pampas Thaar Taiga Tundra Pampas Thaar Taiga ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Which one of the following is the most stable ecosystem? Mountain Ocean Desert Forest Mountain Ocean Desert Forest ANSWER DOWNLOAD EXAMIANS APP
Environmental Science Air pollution is severe in all of these Densely populated areas Cities Industrialised areas all of these Densely populated areas Cities Industrialised areas ANSWER DOWNLOAD EXAMIANS APP
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