The egg which of the following parasites consist of polar filaments arising from either end of the ambrophore?
Ans. is 'd' i.e., H. nana . Egg of H. nana - Spherical or oval - Two distinct membrane, (a) outer membrane (b) inner embryophore - Polar filaments emanating from little knobs at either end of embryophore. - Floats in saturated solution of common salt.
Taenia saginata
Taenia solium
Echinococcus granulosus
Hymenolepis nana