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The greater BOD (Biochemical Oxygen Dema...

The greater BOD (Biochemical Oxygen Demand) of waste water indicates

A

Its less pollution level

B

Its more pollution level

C

Less amount of organic matter present in it

D

High level of dissolved oxygen in it

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Knowledge Check

  • Biochemical oxygen demand measures:

    A
    air pollution
    B
    industrial pollution
    C
    pollution capacity of effluents
    D
    dissolved oxygen needed by microbes to decompost wastes
  • BOD (biological oxygen demand) is

    A
    Amount of oxygen consumed by microorganisms for decaying organic matter per unit volume of water.
    B
    Amount of `CO_(2)` consumed by microorganisms per unit of sewage water
    C
    Amount of oxygen required by aquatic plants for survival
    D
    None of the above
  • High value of BOD (Biochemical Oxygen Demand) indicates that

    A
    Water is less polluted
    B
    Consumption of organic matter in the water is higher by the microbes
    C
    Water is pure
    D
    Water is highly polluted.
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    High value of BOD (Biochemical Oxygen Demand) indicates that:

    In which one of the following the BOD (Biochemical Oxygen Demand) of sewage (S), distillery effluent (DE), paper mill effluent (PE) and sugar mill effluent (SE) have been arranged in ascending order

    In which one of the following, the BOD (Biochemical Oxygen Demand) of sewage (S), distillery effluent (DE), paper mill effluent (PE) and sugar mill effluent (SE) have been arranged in ascending order ?

    In which one of the following the BOD (Biochemical Oxygen Demand) of sewage (S), distillery effluent (DE), paper mill effluent (PE) and sugar mill effluent (SE) have been arranged in ascending order ?

    Biochemical oxygen demand represents :