mdcat logical reasoning MCQ #27

A river's water quality improves after pollution controls. What is a likely cause of this improvement?

mdcat logical reasoning MCQ #27

  1. Question 1

    Q1. A river's water quality improves after pollution controls. What is a likely cause of this improvement?

    • A) Reduced industrial discharge
    • B) Increased agricultural runoff
    • C) More sewage dumping
    • D) Higher population density

    Answer: Reduced industrial discharge

    Explanation: Reduced industrial discharge improves water quality. Increased agricultural runoff or sewage dumping would worsen it.