The major harmful gas emitted by automobile vehicle which causes air pollution is (1) Carbon Monoxide (2) Methane (3) Carbon dioxide (4) Ozone gas Answer : Carbon dioxide...
The gas that usually causes explosions in coal mines is (1) Hydrogen (2) Carbon monoxide (3) Air (4) Methane Answer : Methane...
Acid rain is caused by the pollution of environment by (1) Carbon monoxide and Carbon dioxide (2) Ozone and Carbon dioxide (3) Nitrous oxide and Sulphur dioxide (4) Carbon dioxide and Nitrogen Answer : Actually Yes it is The place with low humidity with the salt mixture in the air  Like places which have coal Brun, High urban population with modern gas transportaion and near to the beach where ... Salt helps these gases to mix well and give acid rain Places like Vizag in Andhra Pradesh ...
Which one of the following group of gases contribute to the “Green House Effect”? (1) Carbon dioxide and Methane (2) Ammonia and Ozone (3) Carbon monoxide and Sulphur dioxide (4) Carbon tetraflouride and Nitrous oxide Answer : Carbon dioxide and Methane...
Which gas emitted by power stations causes acid rain? (1) Carbon dioxide (2) Sulphur dioxide (3) Helium (4) Nitrogen Answer : Sulphur dioxide...
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