issb general knowledge MCQ #59

Human heart has how many chambers?

issb general knowledge MCQ #59

  1. Question 1

    Q1. Human heart has how many chambers?

    • A) Two
    • B) Three
    • C) Four
    • D) Six

    Answer: Four

    Explanation: Two atria and two ventricles. Fish hearts have two chambers. This fact often appears in ISSB academic and general knowledge sections.