Schiller- Duval bodies is seen in
Choriocarcinoma
Embryonal cell Ca
Endodermal sinus tumour
Immature teratoma
Ans. is 'c' i.e., Endodermal sinus tumor Yolk sac tumor (endodermal sinus tumor or infantile embryonal carcinoma) --> Schiller - Duval bodies. Leydig (interstitial) cell tumor -3 Reinke crystalloids. Note : - Rienke crystals are also seen in the hilus cell tumor of ovary.