Which of the following scientists are associated with the greenhouse effect?

Which of the following solvents reduces the environmental pollution?

Which of the following is not correct about carbon monoxide $(CO)$?

Which oxide of nitrogen is not a common pollutant introduced into the atmosphere both due to natural and human activity?

The gas $A$ has very low reactivity and reaches the stratosphere. It is non-toxic and non-flammable but is dissociated by $UV$ radiations in the stratosphere. The intermediates formed initially from the gas $A$ are:

$BOD$ stands for