issb general knowledge MCQ #738

Which organ filters blood and produces urine?

issb general knowledge MCQ #738

  1. Question 1

    Q1. Which organ filters blood and produces urine?

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

    Answer: Kidney

    Explanation: Kidneys filter waste and excess water from blood. This fact often appears in ISSB academic and general knowledge sections.