Barrel shaped eggs is/are seen in -
Ans. is 'd' i.e., Whipworm [Ref Rajesh karykae 1"/e p. 1661Eggs of Trichuris-trichura (whipworm) are barrel-shaped with mucous plug at each pole. Shell is yellow to brow (bile-stained) and plugs are colourless. They float in saturated solution of common salt. When freshly passed, they contain unsegmented ova and are not infective to man.
Hookworm
Pin worm
Roundworm
Whipworn
Whipworn