mdcat logical reasoning MCQ #511

A river ecosystem experiences algal blooms. Which cause is least likely?

mdcat logical reasoning MCQ #511

  1. Question 1

    Q1. A river ecosystem experiences algal blooms. Which cause is least likely?

    • A) Agricultural runoff
    • B) Industrial waste
    • C) Low sunlight
    • D) High nutrient load

    Answer: Low sunlight

    Explanation: Algal blooms require nutrients, not sunlight. D directly supports their growth. USAT, HAT and MDCAT analytical sections repeat this pattern.