The hookworm thrives on ?
Whole blood
Plasma
Serum
RBC
Ans. is 'b' i.e., Plasma Hook worms Ancylostoma duodenale - Old world hookworm Nector americanus - New world hook worm Habitat - Small intestine (Jejunum > duodenum > Ileum) Infective form - Filariform larva Mode of infection - Penetration of skin Plasma forms the main source of nourishment for hookworm, the red blood cells pass out from the worm practically unchanged into the lumen of host's intestine.