Answer the following problems.

problem 1) What is particulate matter and its chemical composition?

problem 2) List at least two devices for the control of particulate air pollution and describe how they work.

problem 3) What are the various sources and sinks for Nitrogen oxides?

problem 4) prepare technologies for minimizing Nitrogen Oxide pollution?

problem 5) Classify the Natural water sources?

problem 6) Given the account on ‘Hydrological Cycle’.

problem 7) What is sea water composition?

problem 8) describe different steps involved in the preparation of sea water model.

problem 9) describe sample collection procedures for the analysis of different parameters in water samples? What must be nature of containers for sample collection

problem 10) Given the account on the preservation of samples for the analysis of different parameters in water samples.

problem 11) Describe the Tertiary treatment process for polluted water.

problem 12) How the Electro dialysis process is used for the purification of water samples?