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Sources of Waste — BIOLOGY STD 9 — Question

ICSE BoardEnglish MediumSTD 9BIOLOGYSources of Waste1 Mark
MCQ
$\text{BOD}$ is
  • A
    Biological Oxygen Deficit
  • B
    Biosphere Oxygen Demand
  • ✓
    Biological Oxygen Demand
  • D
    All the above
✓

Answer

Correct option: C.
Biological Oxygen Demand

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