State PCS PYQPrelims 2024

BPSC – Combined Competitive Examination · Question 66

Which of the following is the fluid part of the blood?

  1. WBC
  2. Plasma
  3. Blood platelets
  4. RBC
Show answer & explanation

Answer: (B) Plasma

Explanation

Blood = plasma (fluid matrix) + formed elements (RBCs, WBCs, platelets).

  • (A) Incorrect

    Wrong: WBCs are cells, not the fluid part.

  • (B) Correct

    Correct: plasma is the straw-coloured liquid (~55% of blood).

  • (C) Incorrect

    Wrong: platelets are cell fragments.

  • (D) Incorrect

    Wrong: RBCs are cells.