issb general knowledge MCQ #855

Which cell carries oxygen?

issb general knowledge MCQ #855

  1. Question 1

    Q1. Which cell carries oxygen?

    • A) Red blood cells
    • B) White blood cells
    • C) Platelets
    • D) Plasma

    Answer: Red blood cells

    Explanation: Red blood cells transport oxygen in the blood. Work each step carefully; ISSB math rewards accuracy under time pressure.