problem 1: Give the significant characteristics of textile waste. Which biological oxidation techniques can be used for the treatment of textile waste?
problem 2: List out the various strategies used to decrease environmental pollution due to fertilizers.
problem 3: Describe which micro-organisms are present in sewage.
problem 4: How is soil polluted by different toxic chemicals? Describe.
problem 5: prepare down the precautions one must take throughout the collection of sample.
problem 6: Describe the given terms:
problem 7: What are the various kinds of ion exchange materials? Discuss any one of them in details.
problem 8: How is Standard Hydrogen Electrode (SHE) constructed? Why is usually SHE chosen as primary reference? prepare its limitation when it is employed as primary reference electrode.
problem 9: Define the term molar conductivity. A certain conductance cell was filled with 0.0100 M solution of KCl, whose conductivity is 0.001409 ?-1 cm-1 (S cm-1) at 25°C, it has a resistance of 161.8 ?. Whenever filled with 0.0050 M NaOH, it has a resistance if 190 ?. Compute the cell constant conductivity and molar conductivity of NaOH.
problem 10: What is an indicator microorganism? prepare some of the significant characteristics of an indicator microorganism.