mdcat logical reasoning MCQ #188

A significant decrease in the population of a certain bird species was observed following the widespread use of a new pesticide. What is the most likely cause of this decline?

mdcat logical reasoning MCQ #188

  1. Question 1

    Q1. A significant decrease in the population of a certain bird species was observed following the widespread use of a new pesticide. What is the most likely cause of this decline?

    • A) Direct toxicity of the pesticide to the birds
    • B) Reduction in the bird's food sources due to the pesticide
    • C) Habitat destruction caused by the pesticide
    • D) Climate change affecting the bird's habitat

    Answer: Reduction in the bird's food sources due to the pesticide

    Explanation: Pesticides can reduce bird populations indirectly by killing their food sources. Option A is possible but not the only mechanism.