Question

write a brief account on composition and function of human blood​

Answer 1

Answer:

The blood in human being mainly consist of RBC WBC and blood platelets. The bold appears to be red because it contains haemoglobin in it. The function of blood is to transport all the nutrients that a body consumes to all the parts of the body.

Answer 2

• The composition of human blood is plasma (plasma protein,digested nutrients,excretory substance,hormones,anticoagulant,dissolved gas)and blood corpuscles (RBC,WBC and blood platelets).
• The function of human blood is :

1. Body immunity-Blood contains White Blood cell,which is also known as defense cells of body.
2. Circulation -Blood circulate nutrients,vitamins and oxygen in all the organs of our body.