Question

write the role of R.B.C , W.B.C AND plaelets

Answer 1

1.RBC carries oxygen from the lungs.
2.WBC helps us to fight against infections.
3. platelets are used for cloting of blood.

Answer 2

RBC'S =RED BLOOD CELLS .These are used to transport oxygen and other nutrients  required by our body, its biconcave shape helps it to carry oxygen
WBC=WHITE BLOOD CELLS . They are helpful in providing immunity to us
and PLATELETS are used for blood clotting .




hope it helps :)