State PCS PYQPrelims 2023

UPPCS · Question 66

Which of the following is NOT a biodegradable pollutant?

  1. Faecal matter
  2. Urine
  3. Domestic waste
  4. Pesticide
Show answer & explanation

Answer: (D) Pesticide

Explanation

Many pesticides (e.g. DDT) persist and bioaccumulate; human waste and domestic organic waste break down biologically.