Match List – I with List – II and find the correct answer from the codes given below : Correct Answer: D A i ii iii […]

Assertion (A): In urban areas, smog episodes occur frequently in winters. Reason (R): In winters, a lot of biomass is burnt by people for heating purposes […]

Which of the following pollutants is the major cause of respiratory disease? Correct Answer: D A Nitrogen oxides B Carbon monoxide C Volatile organic compounds D […]