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  • Need clarity, kindly explain! Measuring Biochemical Oxygen Demand (BOD) is a method used for :

Measuring Biochemical Oxygen Demand (BOD) is a method used for :

  • Option 1)

    estimating the amount of organic matter in sewage water.

  • Option 2)

    working out the efficiency of oil driven automobile engines.

  • Option 3)

    measuring the activity of Saccharomyces cerevisae in producing curd on a commercial scale.

  • Option 4)

    working out the efficiency of R.B.Cs. about their capacity to carry oxygen.

 

Answers (1)

best_answer

 

Causes of water pollution -

Oil pollution

- wherein

Oil is a source of pollution in sea-water. Oil pollution is due to ship accidents, loading and discharging of oil at the harbour, oil refineries and off-shore oil production. Degree of impurity of after due to organic matter is measured in terms of BOD (Biochemical Oxygen Demand). It is the demand for O2 to decompose organic wastes in liter of water.

 

 


Option 1)

estimating the amount of organic matter in sewage water.

This is correct option

Option 2)

working out the efficiency of oil driven automobile engines.

This is incorrect option

Option 3)

measuring the activity of Saccharomyces cerevisae in producing curd on a commercial scale.

This is incorrect option

Option 4)

working out the efficiency of R.B.Cs. about their capacity to carry oxygen.

This is incorrect option

Posted by

divya.saini

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