Artificial way of causing rainfall to reduce air pollution makes use of

Indiscriminate disposal of used fluorescent electric lamps causes mercury pollution in the environment. Why is. mercury used .in the manufacture of these lamps ?

Which of the following is a secondary pollutant?

Match List-I (oxidation number) with List-II (the element) and select the correct answer using the codes given below the lists : List-I A. 2 B. 3 C. 4 D. 6 List-II 1. Oxidation number of Mn in MnO₂ 2…

SO₂ pollution is indicated by

Consider the following : 1. Carbon dioxide 2. Oxides of Nitrogen 3. Oxides of Sulphur Which of the above is/are the emission/ emissions from coal combustion at thermal power plants?