Who is responsible for the degradation of biodegradable organic matter present in the domestic sewage?

Who is responsible for the degradation of biodegradable organic matter present in the domestic sewage?

Q. Who is responsible for the degradation of biodegradable organic matter present in the domestic sewage?

  1. Animals
  2. Humans
  3. Plastic
  4. Bacteria and other microbes

Answer: Bacteria and other microbes

water pollution mcqs
Gkseries: Gkseries.com is a premier website to provide complete solution for online preparation of different competitive exams like UPSC, SBI PO, SBI clerical, PCS, IPS, IAS, IBPS PO, IBPS Clerical exam etc. & other graduate and post-graduate exams. Learn more on about us page