MCQ
High $\text{BOD}$ values for a river means that river water:
  • A
    Have no microbes
  • B
    Have more bacteria
  • Is highly polluted
  • D
    Is highly clean

Answer

Correct option: C.
Is highly polluted

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free