Multiple choice

Fluid part of blood after removal of corpuscles is _____.

  1. lymph

  2. serum

  3. plasma

  4. vaccine

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Plasma is the clear, yellowish fluid portion of blood that remains after removing blood cells (corpuscles). It contains water, proteins, electrolytes, hormones, and clotting factors. Serum is similar but lacks clotting factors, lymph is a separate fluid, and vaccines are biological preparations.