Primary treatment of sewage is the:

  • A
    physical removal of large and small particles from sewage
  • B
    biological removal of large and small particles from sewage
  • C
    Both $(A)$ and $(B)$
  • D
    chemical removal of large and small particles from sewage

Explore More

Similar Questions

Select the appropriate option regarding secondary treatment.

Select the mismatched option from the following:

In the first stage of sewage treatment,which materials are removed through filtration and sedimentation?

What kind of process is secondary treatment?

The measurement of $BOD$ (Biochemical Oxygen Demand) in wastewater provides information about the amount of which of the following?

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