Fill in the blanks. Plasma: Fibrinogen; RBC: ............... ; WBC: ................
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Solution
(a) Carrier of oxygen is the answer. The plasma contains the fibrinogen which is a protein involved in the process of blood clotting. RBCS contains haemoglobin which acts as a carrier of oxygen.
(b) Fight against germs is the answer. WBCs are the cells which are known to resist the entry of germs into the body.