Platelets, also known as thrombocytes, are oval-shaped cells that are responsible for blood clotting. In a situation, when a blood vessel ruptures, platelets gather around the region to seal it. The Platelets are generated by the bone marrow and survive for around nine days. Whereas, Plasma is a light yellow fluid that carries water, salt, and enzymes to different parts of the body. Plasma transports the nutrients, hormones, and proteins to various parts of the body. The Cells also excrete waste products into plasma.