Question 1: Give the significant characteristics of textile waste. Which biological oxidation techniques can be used for the treatment of textile waste?
Question 2: List out the various strategies used to decrease environmental pollution due to fertilizers.
Question 3: Describe which micro-organisms are present in sewage.
Question 4: How is soil polluted by different toxic chemicals? Describe.
Question 5: Write down the precautions one must take throughout the collection of sample.
Question 6: Describe the given terms:
a) Chromatogram
b) Resolution
Question 7: What are the various kinds of ion exchange materials? Discuss any one of them in details.
Question 8: How is Standard Hydrogen Electrode (SHE) constructed? Why is usually SHE chosen as primary reference? Write its limitation when it is employed as primary reference electrode.
Question 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.
Question 10: What is an indicator microorganism? Write some of the significant characteristics of an indicator microorganism.