problem 1: Illustrate the term soil colloids? prepare the ion exchange properties of the soils.

problem 2: How do you analyze total nitrogen content in soil?

problem 3: describe the effects of organic pollutants and particulate matter on the atmosphere.

problem 4: How can you analyze the ozone in Air samples?

problem 5: Describe the sources and effects of the Thermal pollution.

problem 6: Describe the effects of hydrocarbons with regard to water pollution.

problem 7: Describe the methods of monitoring of sulphur dioxide in case of water pollutions.

problem 8: Describe the water treatment by reverse osmosis technique.