Acid rain is primarily caused by the atmospheric emission and reaction of which oxide gases?

What is the primary atmospheric chemical cause of Acid Rain?

In which year 'The Air (Prevention And Control of Pollution) Act' was enacted?

Water (Prevention and Control of Pollution) Act was enacted in which of the following year?

Which of the following reasons caused catastrophic coral bleaching and mass coral deaths in the Andaman and Nicobar Islands?

According to the Environmental Protection Agency (EPA), which one of the following is the largest source of Sulphur dioxide emissions?