Define $BOD$ (Biochemical Oxygen Demand).

  • A
    Amount of oxygen required for photosynthesis.
  • B
    Amount of oxygen required by bacteria to decompose organic matter in water.
  • C
    Amount of oxygen present in water for aquatic life.
  • D
    Amount of oxygen released by aquatic plants.

Explore More

Similar Questions

$PAN$ $(Peroxyacetyl \text{ nitrate})$ is an important constituent of photochemical smog. It is a

$D.D.T.$ is a/an:

Which of the following intensity of sound becomes a pollutant (in $\text{ dB}$)?

$DDT$ is a/an:

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo