Question

Presentation on blood cells for class 7

Answer 1

blood cell, also called a hematopoietic cell, hemocyte, or hematocyte, is a cell produced through hematopoiesis and found mainly in the blood. Major types of blood cells include;

Red blood cells (erythrocytes)

White blood cells (leukocytes)

Platelets (thrombocytes)

Together, these three kinds of blood cells add up to a total 45% of the blood tissue by volume, with the remaining 55% of the volume composed of plasma, the liquid component of blood.