One of the following is not a constituent of blood. This one is:(a) red blood cells   (b) white blood cells   (c) sieve plates    (d) platelets

(c) sieve plates

Sieve plates are not a constituent of blood, because it is a part of plant vascular tissue.

Red Blood Cells (RBC), White Blood Cell (WBC), Platelets all are the components of blood.


Simply Easy Learning