issb general knowledge MCQ #894

Which organ pumps blood (wave 14)?

issb general knowledge MCQ #894

  1. Question 1

    Q1. Which organ pumps blood (wave 14)?

    • A) Liver
    • B) Heart
    • C) Lung
    • D) Stomach

    Answer: Heart

    Explanation: The heart pumps blood throughout the body. Work each step carefully; ISSB math rewards accuracy under time pressure.